What changed in Hearts of Iron IV in 2022
455 updates · 65 main milestones · Feb 9, 2022 to Dec 22, 2022
- 52 eventsDemocratic Unrest National Spirit fixbug fix
Fixed issue where Democratic Unrest National Spirit in Switzerland wouldn't be removed when declaring the Alpine Protectorate.
SteamAI advisor hiring weights adjustmentsaiNow makes more sense with a better split between political advisors & research bureaus.
SteamTooltip function fix for can_be_country_leadermoddingFixed tooltip function when used in country scope or all_character/any_character.
SteamAdmirals trait gain fixbug fixAdmirals can no longer erroneously gain the politically_connected general trait.
SteamAI decision fix for Italian puppetsbug fixItalian AI should no longer release puppets in Balkans on historical via decisions.
SteamFix for Soviet Paranoia eventsbug fixFix all events related to Soviet Paranoia (value was always 0).
SteamTypo fix in tooltip for Soviet Merge Plants focusesbug fixSteamDive brakes adjustments for naval bombersbalance changeNo longer valid for naval bombers, increased naval targeting from dive brakes from 4 to 6.
SteamUnexpected modules in equipment variants fixbug fixFixed issue where variants created through focuses etc. would get unexpected modules and upgrades.
SteamAI target templates selection fixbug fixFixes to how AI selects target templates for upgrading.
SteamCombat log tooltip naming fixbug fixCombat log tooltip now shows correct naming for losses breakdown.
SteamDynamic variables for charactersmoddingAdded country dynamic variables: country_leader, theorist, army_chief, navy_chief, air_chief, political_advisor, high_command.
SteamTank Design: Easy Maintenance module cost reductionbalance changeNow reduces total build cost by 5%, but requires 30 XP, from 10.
SteamManpower casualties consideration fixbug fixFixed not considering manpower casualties in the air combat.
SteamTank Design: Radio modules curve changedbalance changeOverall efficacy of radios reduced slightly.
SteamTank Design: Heavy Machine Gun soft attack increasedbalance changeNow has 8 soft attack from 5, and 6 piercing from 10.
SteamThrust/Weight issues fix in plane designsbug fixFixed Thrust/Weight issues in some plane designs after latest air rebalance.
SteamTank Design: Three-Man Turret breakthrough increasebalance changeNow has 24 breakthrough, up from 20.
SteamFix for character variables in scriptmoddingFix the way character variables in script are stored.
SteamNew portraits for political advisorsotherAdded portraits for political advisors in Spain and Portugal.
SteamImproved Tank tech tree layoutui uxSteamNo Councilor mission fixbug fixFixed issue where 'No Councilor' mission would complete right away.
SteamNew property for equipment variantsmoddingAdded property allow_without_tech to create_equipment_variant.
SteamTank Design: Secondary Cannon and HMG adjustmentsbalance changeFewer drawbacks but higher production cost; HMG soft attack now 4, from 3, hard attack removed.
SteamTank Design: Torsion Bar reliability increasebalance changeNow grants 15% reliability, up from 10%.
SteamFix for add_ideas and activate_advisor effectsmoddingWill dismiss currently appointed advisor before hiring the new one.
SteamBasic Medium chassis tech date changebalance changeNow 1938 tech, amphibious tank now unlocked only by 1936 light.
SteamAI desires trigger fixbug fixFix bug with usage of pc_is_state_outside_influence_for trigger in ai desires.
SteamManpower exploit fixbug fixFixed the manpower exploit by repeated splitting & merging of airwings.
SteamChanges to country scope triggersmoddingAny trigger or effect requiring a country scope used in character scope will not work anymore.
SteamChinese general portrait fixbug fixFixed Chinese general showing up with blank portrait when Nationalist China integrates Guanxi Clique army.
SteamPlane Design: Reduced engine IC costsbalance changeEarlier planes should be a little cheaper on the whole.
SteamResearch screen improvements for modular equipmentui uxStop showing a diff in stats when there is no design company attached.
SteamHull, chassis, airframe research issue fixedbug fixFixed issue where researching a new hull, chassis or airframe would not create the default variant if any variant of that type already existed.
SteamTank Design: Interleaved Road Wheels production cost changebalance changeNo longer reduces reliability, but has doubled production cost.
SteamItalian Fiat tanks icon fixbug fixItalian Fiat 3000 and Fiat 3000B inter-war tanks will now show proper inter-war tank 2D icon.
SteamTank Design: Additional Machineguns soft attack reducedbalance changeSoft attack reduced to 1, from 2.
SteamAI production line memory fixbug fixAI no longer forgets top-most production line when reducing excessive factories.
SteamUnite Polynesia decision category fixbug fixUnite Polynesia decision category now shows the appropriate decision category picture.
SteamCruiser Submarine icon fixbug fixCruiser Submarine icon will now be properly shown on the researched technology pop-up.
SteamTank Design: Close Support Gun piercing reducedbalance changeNow has 10 piercing, down from 12.
SteamSoviet Union AI adjustmentsaiNo longer desires to be best buddies with Romania despite being instructed to ignore them for a while.
SteamPlane Design: Torpedo Mountings adjustmentsbalance changeNow has 14 naval strike attack from 12, -12 agility from -15, and 6 targeting from 5.
SteamTank Design: Medium One-Man Turret adjustmentsbalance changeNow has 8 breakthrough, down from 10, and reduces soft and hard attack by 10%, down from 25%.
SteamProduction tab highlighting for new variantsui uxNew variants received from auto-upgrades, focuses, events etc. are now highlighted in the production tab.
SteamCarrier Naval strike multiplier increasebalance changeReduced naval strike detection chance from 0.7 to 0.5, reduced carrier disruption factor from 0.8 to 0.6.
Steam - 41 eventsPlane Designer engine speed adjustmentsbalance change
Engine 2 speed reduced to 480/450, from 530/480.
SteamAustralian Arms Production focus cost reductionbalance changeNow grants -10% infantry equipment build cost in addition to civilian factory conversion speed.
SteamPeace conference costs for occupied states reducedbalance changeTaking occupied states in peace conferences is now considerably cheaper.
SteamDecreased likelihood of Switzerland joining Allies or Axisbug fixDecreased likelihood Switzerland will join the Allies or Axis late war.
SteamSwitzerland focus issue fixbug fixFixed issue where Switzerland would not take focuses that required less than Full Cantonal Power.
SteamItalian decisions no longer require Ethiopian legitimacybalance changeItalian decisions Expand Regional Control in Ethiopian states no longer require any Ethiopian legitimacy value.
SteamNew shipyard focus for Australiabalance changeAustralia gains an additional shipyard focus that unlocks naval designers.
SteamWarscore adjustments for capturing provincesbalance changeWarscore from capturing a province for the first time increased to 4, while IC damage warscore reduced by 20%.
SteamNew Hungarian focus for shipping industrybalance changeAdded a Hungarian Focus for restarting the shipping industry, adding 3 dockyards.
SteamEthiopian national spirit localization fixbug fixAid Ethiopian Communists now shows proper localization.
SteamDynamic random seed for NKVD decisionbug fixRandom seed for the outcome of NKVD decision to assassinate Stalin is now dynamic.
SteamFixed war check for faction effectsbug fixFix checking if a country is at war with someone in your faction.
SteamRebalanced 'Sky Supplies' career profile medalbalance changeValues rebalanced to align with new transport planes supply capabilities.
SteamFixed AI scoring bug for hiring advisorsaiFixed bug where AI gave super high score to certain modifiers while hiring advisors.
SteamFixed wrong value for Mobilization Speedbug fixFixed wrong value for Mobilization Speed in the Italian Communist side of the Balance of Power.
SteamPeace Conference ship transfer adjustmentsbalance changeShips transferred during Peace Conferences now have crew excluded, reducing ship experience to 25%.
SteamReorganise Ascari fixbug fixWill no longer add Armoured Cars to division templates if La Resistance is not active.
SteamCanadian focus 'Maritime Colonial Railway' factory increasebalance changeNow grants 2 Civilian Factories, up from 1.
SteamNew option for retaining states when releasing nationsbalance changeYou can now choose to retain states upon which you have cores.
SteamNeutral triggers for moddingmoddingSeveral triggers made neutral to not impact outcomes in modding.
SteamCanadian focus 'Defense of Canada Regulations' duration reductionbalance changeNow takes 35 days, down from 70.
SteamFixed unlocalized armoured car technologiesbug fixFixed issue with unlocalized armoured car technologies when researched via script.
SteamAustralian focus 'Naval Auxiliary Patrol' buffsbalance changeNow grants 5% core defence factor (up from 3%) and 10% naval experience gain.
SteamHungarian Aluminium production balancingbalance changeBalanced between Transdanubia and Northern Hungary with an added excavation decision.
SteamFascist Canada can offer concessions to UKbalance changeFascist Canada can now offer concessions to the UK for Labrador and Newfoundland, with improved acceptance chances.
SteamCanadian focus 'Dollar-A-Year Men' grants reduced political advisor costbalance changeNow grants a national spirit with -33% political advisor cost.
SteamIncreased army experience from Canadian focusesbalance changeCanadian focuses that grant army experience now grant significantly more of it.
SteamIncreased random name possibilities for Germany and Englishbalance changeAdded approximately 40% more German and 20% more English random name possibilities.
SteamCanadian focus 'Retool Angus Shops' factory increasebalance changeNow grants 2 military factories, up from 1.
SteamCanadian focus 'United Shipyards' dockyard increasebalance changeNow grants 4 dockyards, up from 3.
SteamNew Australian focus 'Coordinate Central Bureau'balance changeAdds 2 signal company research bonuses and a decryption bonus if La Resistance is owned.
SteamNew Hungarian focus for flagship constructionbalance changeAdded a new Hungarian Focus to construct a new flagship.
SteamIncreased army experience from Australian focusesbalance changeAll Australian focuses granting army experience now grant between 5 and 10 times more.
SteamNew resource prospecting decision for Hungarybalance changeAdded a late-game resource prospecting decision for tapping the Derna oilfield.
SteamFixed tooltip typo in Balance of Powerbug fixFixed typo in tooltip when there are no modifiers applied.
SteamCanadian focus 'Bits and Pieces Program' output increasebalance changeNow grants 4% industrial and dockyard output, up from 3%.
SteamWarscore contribution from lend leasing increasedbalance changeWarscore contribution from lend leasing fuel and equipment roughly tripled.
SteamNew divisions spawn timing fixbug fixNew divisions spawned by Italian decision Train Irregulars will now spawn when the decision finishes.
Steam - 54 eventsManchukuo focus grants free Spy Agencybalance change
Manchukuo focus 'Hoankyoku' now grants a free Spy Agency if unbuilt, and a national focus granting +1 free operative slot.
SteamFormer Swiss Presidents available againbug fixFormer Presidents of the Swiss Confederation are now available as Councilors again after 1950.
SteamFix crash with Edit text boxbug fixFix crash when putting the focus on an Edit text box and closing the screen by using the Escape key.
SteamRomanian focus factory grants increasedbalance changeRomanian focuses 'Invest in the IAR' and 'MALAXA' now grant 3 of their respective factory types, from 2.
SteamOttoman Empire formation core fixbug fixForming the Ottoman Empire without BftB now grants a core on Cairo.
SteamCores on Constantinople and Amasya fixedbug fixConstantinople and Amasya are now cored by the Form Persia decision.
SteamByzantium formation core fixbug fixForming Byzantium without BftB will now appropriately grant cores on Constantinople and Amasya.
SteamGarrison Manpower loss reducedbalance changeGarrison Manpower lost per resistance attack reduced slightly.
SteamIndian focus adjustmentsbalance changeSeveral Indian focuses have had their bonuses and experience grants adjusted.
SteamCairo required to form Arabiabug fixCairo is now required to form Arabia, and is appropriately cored by the same decision.
SteamFixed inconsistencies with BoP impact in Italybug fixFixed inconsistencies with BoP impact in Italy when losing/retaking core states.
SteamHungarian spirit buffedbalance changeHungarian spirit 'Invite Foreign Investors' now grants 10% research speed in addition to previous effects.
SteamManpower requirements for occupation laws reducedbalance changeSlightly reduced manpower requirements again for lower tier occupation laws.
SteamWarscore from province capture increasedbalance changeWarscore from taking a province for the first time increased by 50%.
SteamSoviet NKVD advisors nerfedbalance changeSoviet NKVD advisors are no longer omniscient beings - enemy spy detection chance reduced to 0.2% base from 5% base.
SteamNew focus for Romania's air sectionbalance changeOne new focus added to Romanian air section: 'White Squadron'.
SteamAI conflict resolution in peace conferences adjustedaiAI contesting other AIs in peace conferences should now resolve their conflicts based on a combination of relative power and map aesthetics.
SteamProduction line priority setting restoredui uxYou are once again able to click and shift-click to set the priority on production line elements.
SteamItaly cannot claim Balkan territory if in same factionbug fixItaly can no longer claim territory or the subjugation through decisions of a Balkan country if they are in the same faction.
SteamEthiopia focus cost reducedbalance changeCost to invite to executive council reduced to 100pp from 150, cost to integrate is now 3% stability, from 150pp.
SteamDefault occupation law changedbalance changeDefault occupation law is now set to Military Governor, from Civilian Oversight.
SteamHovered state highlighting in constructionui uxHovered state highlighting is now used in construction and deployment mapmodes.
SteamDecision alert visibility restoredbug fixDecision alert should now show again if available decisions are present.
SteamTimed peace stackables adjustmentbalance changeTimed peace stackables now only cancel when at war with the receiver.
SteamAI peace conference decision-making improvedaiGave the AI an extra layer of thought process behind taking states in peace conferences.
SteamHerzegovina transfer to Croatia fixedbug fixHerzegovina is now transferred to Croatia if the appropriate event option is selected by Germany.
SteamCzech focus adjustmentsbalance changeCzech focuses have had various adjustments to bonuses and penalties.
SteamIndian civil war focus unit issue fixedbug fixIndian civil war will no longer give you 0 units if you complete a civil war focus while Free.
SteamItaly's wargoals removed on faction joinbug fixIf Italy tries to join the Stresa Front and has any wargoals on a faction member, they will be removed before Italy can join the faction.
SteamSwitzerland updates best democratic allies correctlybug fixSwitzerland now correctly updates best democratic allies when another country changes governments.
SteamHungary's Support Urbanization focus buffedbalance changeHungary's Support Urbanization focus now grants one civilian factory in addition to the three building slots.
SteamItalian focus research bonuses adjustedbalance changeSeveral Italian focuses have had their research bonuses adjusted, generally reduced.
SteamAI adjustments for Suez Canalbalance changeAI is somewhat less likely to blow the suez canal without reasons.
SteamAir supply mission cost reducedbalance changeAir supply mission cp cost has been reduced by 75%.
SteamMobile Corps spirit usage increasedbalance changeHungary now receives 2 uses of the 25% doctrine cost reduction from the 'Mobile Corps' spirit, from 1.
SteamUSA peace cost reduction for Japanbalance changeThe USA now has a significant peace cost reduction for puppeting Japan.
SteamAI war declaration timing improvedaiIf Czechoslovakia is at war with Germany, Germany should now wait a while before declaring war on Poland.
SteamNon-strategic materials module adjustedbalance changeNon-strategic materials module now decreases production cost of airframes by 7.5%.
SteamNew war support decisions addedbalance changeTwo new one-use war support decisions added, which simulate the effects of radio and film industry propaganda.
SteamAI military spirits selection improvedaiAI will now pick somewhat more interesting military spirits.
SteamAI modifiers added for Czechoslovakia focusbalance changeSeveral ai modifiers have been added to the 'Protect Czechoslovakia' triggered event in the Hungarian focus tree.
SteamNew focus and decisions for Indiabalance changeIndia now has access to a new focus and series of lengthy decisions which allow the offset of the Agrarian Society national spirit.
SteamMacedonia formation core requirements fixedbug fixForming Macedonia now requires and grants cores on Istanbul, Amasya, Van, and Cairo.
SteamImperial Associates can become spymasterbalance changeImperial Associates can now become spymaster of their faction.
SteamAI occupation laws thresholds adjustedaiSlightly adjusted thresholds for AI using occupation laws, towards a more severe approach.
SteamTruce period increased after faction kickbalance changeTruce period after kicking a country from faction increased to 60 days from 30.
SteamManchukuo focus 'The Two Emperors' adjustmentbalance changeManchukuo focus 'The Two Emperors' now reduces the Low Legitimacy malus by 20% war support and stability.
SteamWorld Threat build and decay fixedbug fixWorld Threat will now correctly build and decay from the fabrication of claims.
SteamGeneric Switzerland versions fixedbug fixGeneric versions of Switzerland generated through Peace Conferences don't inherit Switzerland's systems or Focus Tree anymore.
Steam - 30 eventsHungarian spirit adjustmentbalance change
Hungarian spirit 'Invite Foreign Investors' now grants 10% research speed in addition to previous effects.
SteamManchukuo focus grants free Spy Agencybalance changeManchukuo focus 'Hoankyoku' now grants a free Spy Agency if unbuilt, and a national focus granting +1 free operative slot.
SteamWarscore increase for province capturebalance changeWarscore from taking a province for the first time increased by 50%.
SteamNew focus in Romanian air sectionbalance changeOne new focus added to Romanian air section: 'White Squadron'.
SteamEthiopia focus cost adjustmentsbalance changeCost to invite to executive council reduced to 100pp from 150, cost to integrate is now 3% stability, from 150pp.
SteamNew war support decisions addedbalance changeTwo new one-use war support decisions added, which simulate the effects of radio and film industry propaganda.
SteamIncreased truce period after faction removalbalance changeTruce period after kicking a country from faction increased to 60 days from 30.
SteamIndian civil war unit fixbug fixIndian civil war will no longer give you 0 units if you complete a civil war focus while Free.
SteamImperial Associates spymaster rolebalance changeImperial Associates can now become spymaster of their faction.
SteamReduced air supply mission costbalance changeAir supply mission cp cost has been reduced by 75%.
SteamWorld Threat build and decay fixbug fixWorld Threat will now correctly build and decay from the fabrication of claims.
SteamItaly faction claim restrictionbug fixItaly can no longer claim territory or the subjugation through decisions of a Balkan country if they are in the same faction.
SteamForming Byzantium core fixbug fixForming Byzantium without BftB will now appropriately grant cores on Constantinople and Amasya.
SteamReduced enemy spy detection chance for Soviet NKVD advisorsbalance changeSoviet NKVD advisors are no longer omniscient beings - enemy spy detection chance reduced to 0.2% base from 5% base.
SteamIncreased uses of doctrine cost reduction for Hungarybalance changeHungary now receives 2 uses of the 25% doctrine cost reduction from the 'Mobile Corps' spirit, from 1.
SteamForming the Ottoman Empire core fixbug fixForming the Ottoman Empire without BftB now grants a core on Cairo.
SteamSwiss democratic allies update fixbug fixSwitzerland now correctly updates best democratic allies when another country changes governments.
SteamCairo core requirement fixbug fixCairo is now required to form Arabia, and is appropriately cored by the same decision.
SteamNew focus and decisions for Indiabalance changeIndia now has access to a new focus and series of lengthy decisions which allow the offset of the Agrarian Society national spirit.
SteamAI adjustments for military spirits and occupation lawsbalance changeAI will now pick somewhat more interesting military spirits and adjusted thresholds for occupation laws.
SteamIndian focus adjustmentsbalance changeVarious adjustments to Indian focuses, including 'Rhani of Jhansi' and 'British Army Support'.
SteamHungary's Support Urbanization focus adjustmentbalance changeHungary's Support Urbanization focus now grants one civilian factory in addition to the three building slots.
SteamDefault occupation law changebalance changeDefault occupation law is now set to Military Governor, from Civilian Oversight.
SteamCzech focus adjustmentsbalance changeCzech Communist focus 'Communism with a Human Face' now grants 3% Recruitable Population from 2%.
SteamRomanian focus adjustmentsbalance changeAdjustments to Romanian focuses, including 'Invest in the IAR' and 'Air Superiority'.
SteamReduced manpower loss from resistance attacksbalance changeGarrison Manpower lost per resistance attack reduced slightly.
SteamItalian focus research bonuses adjustmentsbalance changeMultiple Italian focuses adjusted for research bonuses, including 'Air Innovations', 'Reggianes Exports', and others.
Steam - 14 eventsFixed crash when opening diplomacy viewperformance
Resolved crash when DLC La Resistance is not activated.
SteamFixed CTD when disbanding units while paradroppingbug fixSteamFixed incorrect naval strike mission module limitsbug fixAdjusted limits for light, medium, and large airframes.
SteamFixed missing cost for Swiss political party decisionsbug fixSteamFixed autopause issue with hidden eventsbug fixPrevented autopause when a hidden event pops up.
SteamReduced lend lease warscore gains and lossesbalance changeAdjusted warscore gains and losses from fuel and equipment IC.
SteamReduced AI demand for bombersaiLowered the demand of AI nations to build tactical and strategic bombers.
SteamFixed CTD with console command 'research all'bug fixResolved crash when interacting with Kamikaze module.
SteamFixed autonomy impact score not updating correctlybug fixSteamPrevent potential CTD with faulty AI strategyperformanceSteam - 6 eventsIncreased Difficulty Usage Post-BBAgameplay
Notable increase in players opting for normal difficulty settings since BBA's release.
SteamAdjustments to Peace Conference Mechanicsbalance changeChanges to how bidding and territory claims work in peace conferences to address player confusion and dissatisfaction.
SteamImproved Communication of Air Combat Formulaquality of lifePlans to clarify the air combat formula to reduce community confusion and erroneous conclusions.
SteamJapanese Localization Releasenew contentIntroduction of Japanese localization, currently used in 2% of games.
SteamAI Behavior Improvementsbug fixFixes for known AI behavior issues that have been identified as bugs.
SteamMonthly Recurring Patches CommitmentperformanceCommitment to ongoing monthly patches for maintenance and improvement of BBA.
Steam - 61 eventsEvent won't be sent if France or Luxembourg doesn't existbug fixSteamFixed issue with Italian Occupation of Ethiopia decisionbug fixMilestone
Prevented decisions from showing if Ethiopia capitulated before going into exile.
SteamFixed issue in Swiss Mission 'No confederation councilor'bug fixWouldn't disappear after centralizing the country.
SteamFurther Peace Conference AI balance changesaiUnaligned nations now mostly embrace Empire and take land for themselves.
SteamFixed issue with completing 'Unite the Afar' focusbug fixMilestoneShould no longer cause issues with control.
SteamShortened Ethiopian Industrial focuses durationbalance changeA few focuses shortened to 35 days and changed requirements for Develop Shewa focus.
SteamGermany no longer ships armies to East Africa in full view of ENGaiSteamFixed failure to create DX11 device on Windows 7bug fixMilestoneUsers are advised to run Windows update.
SteamFixed issue where country could threaten Switzerland after not being relevantbug fixSteamCohesion settings should no longer cause units to refuse to movebug fixMilestoneFixed idle unit recognition for army group orders.
SteamReduced cannon 2 air attack and increased naval attack module weightbalance changeSteamAdded VRAM usage to ingame profiler UIperformanceSteamAdjusted Swiss National Spiritsbalance changeSmall adjustments to 'Aktion Nationaler Widerstand' and 'Reduced Training Age'.
SteamAdded new Australian states back to Oceania AI areabalance changeSteamMain IC cost for planes moved to enginesbalance changeSteamModified cost of retaking Vichy territory for Francebalance changeSteamNaval targeting from weapons is now an average statbalance changeRange from drop tanks and armor is now multiplicative.
SteamItalian focuses War with France and War with the UK now work properlybug fixMilestoneAdjusted for latest strategic region changes.
SteamAdded images for Ethiopian medalsnew contentSteamMinor balance of subpar focusesbalance changeSteamPacify Ethiopia mission now succeeds if states are controlled by Italian subjectsbug fixMilestoneSteamDecreased 4x LMG module weightbalance changeSteamFixed issue with Swiss Mission 'Building Up Military Readiness'bug fixText in description was yellow.
SteamAdjusted focus unlock times for Fascist Pathbalance changeSteamAdjusted railway focuses bonusesbalance changeRailway focuses that only give railways should not also give another bonus as compensation.
SteamReduced VRAM usageperformanceGame will only load fonts required to display the chosen game language.
SteamCall of Hungary for support as Sweden no longer listed under 'Support China'bug fixSteamIncreased penalty limit for Swiss Militiasbalance changeSteamFixed Communist USA annexing Soviet Unionbug fixMilestoneCan no longer annex the entirety of the Soviet Union without joining the call to arms.
SteamFixed Italian focuses building factories without controlbug fixMilestoneSteamItalian king Vittorio Emanuele cannot be crowned if abdicated or deadbug fixMilestoneSteamThe treaty of Brussels now has a description againbug fixSteamFixed bug where Vojvodina annexed Hungarybug fixMilestoneSteamFixed issue where air-wing equipment tags wouldn't be written to savegamebug fixMilestoneSteamImproved Peace Conference AI behavioraiAI should now be less willing to perform different actions on the same bucket of states.
SteamFixed Italian National Spirit being removed unexpectedlybug fixMilestoneGruppi di Difesa della Donna was removed for no reason if the Spanish civil war was over.
SteamFixed Holy Roman Empire decision not granting Ticinobug fixMilestoneSteamItaly can send demands for Dalmatian coastlinebalance changeSteamFixed CTD when showing resources with invalid ownershipbug fixMilestoneSteamFixed low probability CTD on research completionbug fixMilestoneWhen multiple equipment variants are auto-upgraded.
SteamPrevent supply hub motorization range bonus from going negativebug fixSteamIncreased Air Wing damage bonus from speed advantagebalance changeSteamAdded fallback state targets for Italian focusesbug fixMilestoneFallback for building factories if all building slots are used.
SteamPrevent CTD when spawning civil war for country with no valid home areabug fixMilestoneSteamAdded on_peaceconference_started actionmoddingSteamAchievement Not Today now shows a previously invisible triggerbug fixSteamLuis Maria Martinez is now available againnew contentSteamItaly can now negotiate colonial claims with Ethiopia's host nationbug fixMilestoneSteamFixed Italian Communist leader taking over after democratic optionbug fixMilestoneAfter completing focus Defy the Duce.
SteamLimited small airframes to 1 anti shipping missilebalance changeSteamCharles Lindbergh's portrait restoredbug fixSteamCze AI can now go alt historyaiSteamMinor balance fixes for outdated focusesbalance changeSteamYou can now pick Unite our nations and Finno-Estonian supremacy league againnew contentSteamFixed issue in You Shall Not Pass Achievementbug fixNow available regardless of Switzerland winning a defensive or offensive war.
SteamAdded bypasses to German focusesbug fixMilestoneIf Germany is already in a faction and not the leader, they shouldn't invite other countries.
SteamFixed CZE not taking fascist/communist advisors in alt historybug fixMilestoneSteam - 33 eventsIncreased thrust of late game enginesbalance change
Balance multiengine thrust, Improved SE.100 template engine
SteamChanged leader trait based on LaR installationbug fixSteamGiE templates no longer transferredbug fixTemplates no longer transferred to new country when releasing or through peace conferences
SteamFixed issue preventing Italian missions from failingbug fixConquer Northern and Southern Ethiopia should no longer fail if Ethiopia is defeated and puppeted
SteamAdded loc string to every language filebug fixSteamFixed wrong description for SwapIdeas Effectbug fixFixed when same category of bonuses are defined in both the idea and the idea's trait
SteamFixed issue with citizen militia dynamic modifiersbug fixNot properly removed from Switzerland when Militias are turned into regulars
SteamIncreased base point calculation for peace conferencebalance changeBase point calculation for winners increased by 10%
SteamFixed typo in war escalation tooltipbug fixSteamAdded keep_all_characters parametermoddingParameter added to start_civil_war effect to keep all characters in target country
SteamFixed issue with political power costbug fixRemoved from Back channel Negotiations in Switzerland
SteamMinors and Puppets support faction membersbalance changeMinors and Puppets will now try to support their faction members with warscore
SteamFixed issue where AI Switzerland would build unnecessary Silobug fixSteamFixed initial positioning of Switzerland's Focus Treebug fixSteamFixed issue where capitulating England causes exilebug fixWill no longer cause them to go into exile in Canada
SteamReduced speed gain from excess thrustbalance changeSteamFixed issue with Italian marine 3D modelsbug fixModels did not have an MG weapon with latest infantry equipment tech researched
SteamFixed supply consumption stat in plane designerbug fixNow displays the value for a full air-wing
SteamSoviet Union AI prioritization changeaiSoviet Union now prioritizes upgrading manpower over blowing up railways
SteamFixed issue where Germany would not get opinion modifierbug fixFrom Switzerland in Frankfurter case
SteamFixed issue where Expand military staff did not show upbug fixSteamFixed issue where AI Switzerland would not train Militiasbug fixSteamFixed icon for Eidgenoissiche F+W in air designerbug fixSteamFixed issue with show defensive force decisionbug fixDeducts its cost at the end and not the beginning
SteamFixed issue with stacking enemy air superiority modifiersbug fixIn land combat when multiple countries are at war with the country
Steam - 1 eventHearts of Iron IV: By Blood Alone Expansion Releaseddlc releaseMilestone
The latest expansion for Hearts of Iron IV is now live, introducing new content and features.
Steam - 4 eventsDefault Renderer Changed to DirectX11quality of life
The game will now default to DirectX11 instead of DirectX9 for new installations and first-time launches.
SteamGraphical Bugs Fixed with DirectX11bug fixSeveral graphical bugs, including white squares on tank models, will be addressed in the Avalanche patch.
SteamMap Icons Rendering Performance ImprovementsperformanceMilestoneSignificant improvements made to the rendering of map icons, enhancing FPS and frame time.
SteamMinimum OS Versions UpdatedsystemStarting with the 1.12.0 release, the minimum OS versions will be macOS 10.14 and Ubuntu 20.04 LTS.
Steam - 12 eventsBalance of Power Feature for Moddingnew contentMilestone
Flexible Balance of Power system allowing modders to create dynamic gameplay.
SteamExpanded Debugging Toolsquality of lifeNew air region tool in imgui for detailed information on wings and their efficacy.
SteamCustom Achievements for Moddersnew contentMilestoneNew system allowing mods to define and track their own achievements in-game.
SteamFriends List Featurenew contentNew Friends list in the main menu to view each other's Career Profiles.
SteamCareer Profile System Enhancementsnew contentMilestoneNew features including more stats, non-ironman achievements, and profile customization.
SteamProfile Customization with Career Pointsnew contentUnlock Profile Pictures using Career Points earned from medals and ribbons.
SteamUnit Medals and Scriptable Featuresnew contentMilestoneIntroduction of unit medals that are fully scriptable for modding.
SteamIntroduction of Awards Systemnew contentMilestoneNew medals and ribbons as in-game achievements, including mod support.
SteamEnhanced Combat Efficiency Statsnew contentMilestoneNew stats to track offensive and defensive battles and player playstyle.
SteamSimplified Peace Conference Moddingnew contentImproved scripting standards for peace conferences, focusing on per-state evaluations.
SteamModded Game Stats Trackingnew contentSeparate data tracking for games played with mods, including single-player support.
SteamPlaythrough Overview Featurenew contentMilestoneA new overview window in the ESC menu displaying stats and awards for the current playthrough.
Steam - 8 eventsDesign Comparison Tool Addedquality of life
A new comparison window for equipment design allows players to compare variants against each other.
SteamNaval Combat Piercing Adjustmentsbalance changeNew thresholds added for piercing vs armor mechanic in naval combat, affecting critical hit chances.
SteamAllied Logistics Menu Accessquality of lifePlayers can now view the logistics menu for subjects and faction members through the diplomacy menu.
SteamImproved AI Tank StrategyaiAI now uses armored divisions more sensibly on frontlines with new situation triggers.
SteamSignificant Changes to War Support MechanicsgameplayMilestoneWar support now has a scaling negative effect on stability and is affected by casualties and strategic bombing.
SteamLogistics Strike Air Mission Adjustedbalance changeLogistics Strike now applies state-level AA disruption effects, balancing its strength.
SteamReworked Piercing vs Armor Calculationbalance changeThe piercing vs armor calculation has been reworked to be more realistic, affecting division damage against armored targets.
SteamArmored Trains Vulnerability Fixedbug fixArmored trains are now vulnerable to damage from Logistics Strike again, but at a reduced rate.
Steam - 4 eventsHearts of Iron IV: By Blood Alone Expansion Announcementdlc releaseMilestone
Expansion set to release on September 27th, 2022.
SteamCompatibility of Savesquality of lifeSaves from patch 1.11.12 are fully compatible with 1.11.13, allowing players to continue their previous games.
SteamIntroduction of Nakama CrossplaynetworkMilestonePlayers can now engage in multiplayer games across different stores (Steam and Microsoft Store) using Nakama.
SteamNakama replaces PDX MP on Microsoft StoresystemNakama replaces the current network solution (PDX MP) on Microsoft Store, while remaining optional on Steam.
Steam - 7 eventsIntroduction of Additional Demandsnew content
New secondary demands such as Demilitarized Zone, Resource Rights, War Reparations, and Dismantle Military Industry.
SteamNew Demand Type: Take Navynew contentParticipants can demand enemy capital ships during peace conferences, introducing contested claims for ships.
SteamDismantle Military Industry Demandnew contentRemoves military factories from the targeted state to slow down re-militarization postwar.
SteamWar Reparations Demandnew contentGives control of local civilian factories in a targeted state for a specified duration.
SteamNew Peace Conference UInew contentIntroduction of a nearly complete new UI for the Peace Conference system, enhancing usability and presentation.
SteamDemilitarized Zone Demandnew contentPrevents the target nation from placing troops in the selected state.
Steam - 9 eventsIntroduction of Plane Designernew contentMilestone
A new feature allowing players to design multi-role aircraft with various modules and configurations.
SteamSpecial Module SlotsgameplayIntroduction of special modules to optimize planes for various missions, enhancing their capabilities.
SteamMaritime Patrol Planesnew contentNew dedicated unit type for long-range naval spotting, built on the Large Airframe.
SteamMulti-role Aircraft FunctionalitygameplayMilestonePlayers can now create aircraft that serve multiple roles, balancing flexibility and performance.
SteamWeapon Module FunctionalitygameplayMilestoneWeapon modules define aircraft roles and unlock specific missions, allowing for greater customization.
SteamNew Airframe ClassesgameplayThree size classes of airframes introduced: Small, Medium, and Large, including carrier-capable variants.
SteamNew Plane Art AssetsvisualsAddition of approximately 80 new 3D models and various icons for plane designs.
SteamAir Tech Tree Adjustmentsbalance changeThe total number of techs in the Air tech tree has decreased from 38 to 28.
SteamEngine and Weight MechanicsgameplayNew mechanics for engine modules determining thrust and weight, affecting design legality and performance.
Steam - 12 eventsRally around the Emperor Focusgameplay
Unlocks if Italians reject the outreach, locking players into a defensive strategy.
SteamNegus of Shewa FocusgameplayMilestoneSets Ethiopia on a path to reject Italian influence and rekindle national pride, leading to potential conflict.
SteamInvite Italian Settlers FocusgameplayIntroduces Italian settlers to Ethiopia, boosting construction and population growth but reducing military effectiveness.
SteamDeclare for Italy FocusgameplayMilestoneAllows fascist supporters to break away from Ethiopia and become an Italian puppet.
SteamReach out to the Italians FocusgameplayA focus that explores potential support from Italians for a coup against Haile Selassie, introducing three potential leaders.
SteamUnderground Wargames FocusgameplayProvides substantial military advantages against the Italian forces.
SteamRebuilding the Country FocusgameplayStarts the process of rebuilding Ethiopia after the civil war under Italian rule.
SteamFascist Path Focus Tree for Ethiopianew contentMilestoneIntroduced a new focus tree for Ethiopia's fascist path, including options to reach out to Italians and various military and economic strategies.
SteamConsolidate East-Africa FocusgameplayMilestoneGives Ethiopia claims on territory across East-Africa for future conquests.
SteamReclaim the Empire FocusgameplayMilestoneAllows Ethiopia to regain control over territories ceded to Italy.
SteamSway the Warlords FocusgameplayBoosts fascism's popularity and provides access to loyalist generals after winning the war.
SteamTogether for Victory FocusgameplayAllows Ethiopia to reach out to resistance groups in East-Africa for support against Italy.
Steam - 10 eventsDemocratic Paths to Join AlliesgameplayMilestone
Introduces multiple ways for Switzerland to join the Allies during the war.
SteamSwiss Focus Tree Updatesnew contentMilestoneIntroduced new alt-history paths for Switzerland, including military and political branches.
SteamBalance of Power MechanicgameplayPlayers can choose to devolve power to the Cantons or maintain central authority, affecting gameplay direction.
SteamPaths to Expand SwitzerlandgameplayMilestonePlayers can choose between autocratic or democratic paths to expand Switzerland's territory.
SteamHenri Guisan Coup MechanicgameplayPlayers can nudge Henri Guisan towards a coup, affecting leadership and military bonuses.
SteamFederal Police Intelligence Department FocusgameplayUnlocks focuses for managing resistance in occupied states and enhances military capabilities.
SteamFascist Path MechanicsgameplayMilestoneDetails on the fascist path including leaders and military industry development.
SteamMilitary Branch EnhancementsgameplayFocuses allow training of regular troops and upgrading militias into regular infantry.
SteamEmpower the Council FocusgameplayConsolidates power in the council, providing bonuses like increased War Support and Political Power.
SteamVorarlberg UltimatumgameplayCompleting the focus sends an ultimatum to Austria for the region of Vorarlberg.
Steam - 8 eventsPost-War Branch OptionsgameplayMilestone
New branches available after the Italo-Ethiopian War, including rebuilding and expansion options.
SteamMap Changes for EthiopiaworldEthiopia's territory has been divided into smaller states for improved gameplay and realism.
SteamNew National Spirits for Ethiopianew contentEthiopia starts with a set of national spirits, enhancing gameplay depth.
SteamWar Escalation MechanicgameplayMilestoneIntroduction of a 'War Escalation' mechanic affecting both Ethiopia and Italy.
SteamEthiopian Focus Tree Introductionnew contentMilestoneIntroduction of a new focus tree for Ethiopia, emphasizing survival and modernization.
SteamExile Focuses for Haile SelassiegameplayMilestoneFocuses available for Haile Selassie when in exile, affecting gameplay options.
SteamEthiopian Army RevampgameplayMilestoneEthiopian army structure updated with regular and irregular forces.
SteamBalance of Power System for EthiopiagameplayNew balance of power system introduced, affecting gameplay dynamics.
Steam - 7 eventsFree Intelligence Agency Optionsgameplay
Players can choose between establishing a Federal Police Intelligence agency or building spy networks.
SteamBalance of Power System for SwitzerlandgameplayA new system that tracks the power dynamics between cantons and the federal council, affecting gameplay decisions.
SteamArmed Neutrality Branch in Focus TreegameplayA branch focusing on Switzerland's defensive strategies and fortifications against potential invasions.
SteamImplementation of Absolute Neutrality SystemgameplayA system that tracks the opinions of neighboring countries and affects Switzerland's neutrality.
SteamIntroduction of the Swiss Focus Treenew contentMilestoneThe first circular focus tree for Switzerland allows players to navigate between historical and alternate history paths.
SteamCitizen Militias SystemgameplayA unique recruitment law allowing Switzerland to train militias instead of a standing army, reflecting historical defense strategies.
SteamIntroduction of the Spirit of Helvetia National SpiritgameplayUnlocks a National Spirit that changes based on the player's historical path choices.
Steam - 10 eventsNew Unit Models and SFXnew content
Encounter up to 20 new unit models and associated sound effects.
SteamNew Radio-Integrated Music Tracksaudio12 new music tracks added to enhance the gameplay experience.
SteamPlane Designer Featurenew contentMilestoneComprehensive Plane Designer added alongside 67 new 3D plane models.
SteamQuality of Life Improvementsquality of lifeNumerous improvements and new functionalities for the intel system.
SteamOverhauled Peace Conference FeaturegameplayMilestoneNew demands and actions available during peace conferences.
SteamEthiopian Focus Treenew contentMilestoneResist Italian colonial occupation with an expansive focus tree for Ethiopia.
SteamDivisional Commanders SystemgameplayMilestoneGrow skills of Divisional Commanders and reward their actions in combat.
SteamAnnouncement of By Blood Alone DLCdlc releaseMilestoneIntroducing the next milestone in the Hearts of Iron story with new features and content.
SteamNew Italian Focus Treenew contentMilestoneChart the course of Mussolini’s regime or subvert Italy’s historical path.
SteamSwiss Gameplay Mechanicsnew contentBalance your situation as Switzerland amidst totalitarian regimes.
Steam - 11 eventsDual Purpose Guns Introductionbalance change
Dual purpose guns now branch off the light gun line, starting with certain nations having them researched.
SteamArmor Values Review Plannedbalance changeA review of armor values and piercing is planned for future updates.
SteamChanges to Ship Speed and Reliabilitybalance changeChanges made to speed, reliability, and production costs of ships.
SteamNaval Tech Tree SplitgameplayThe naval tech tree has been split into two tabs: one for hulls and one for naval support.
SteamFleet Composition Penalty Reductionbalance changeLower and shorter lived penalties for positioning when joining ongoing battles.
SteamHit Profile Calculation Changesbalance changeChanges to hit profile calculation to reduce the impact of speed on hit chance.
SteamSpotting Mechanics UpdategameplaySpotting is now min capped at 0.01% progress per hour, ensuring task forces are spotted after 10,000 hours.
SteamShip Designer ChangesgameplayYou can no longer have both medium cruiser and light cruiser guns on the same design.
SteamSUPREMACY_PER_SHIP_BASE Reductionbalance changeSUPREMACY_PER_SHIP_BASE has been reduced from 100 to 75 to increase the impact of IC and manpower on naval supremacy.
SteamSubmarine Visibility Adjustmentsbalance changeAdjustments made to submarine visibility to reflect new gameplay mechanics.
SteamNew Modifiers for Fire Control and Radarbalance changeIntroduction of new modifiers for fire control and radar affecting naval gameplay.
Steam - 5 eventsIntroduction of Air Groupsquality of life
New organizational structure for grouping and selecting multiple air wings across locations for easier management.
SteamStandardized Wing Sizesbalance changeMoving to fixed wing sizes to streamline deployment and improve balance, with most wings set to size 100.
SteamSimplified Wing Deploymentquality of lifeAdded quick deploy buttons to the air base UI for single-click deployment of air wings.
SteamBalance Pass on Air Combat Mechanicsbalance changeOngoing balance adjustments to existing air combat mechanics, focusing on decoupling agility and speed.
SteamNew Intercepting MechanicgameplayAdded a mechanic for intercepting planes in regions enroute to their target, enhancing strategic options.
Steam - 5 eventsIntroduction of Contestable ClaimsgameplayMilestone
Players can now contest claimed territory during peace conferences, introducing a bidding war mechanic.
SteamOverhaul of Peace Conference SystemgameplayMilestoneA complete rework of the peace conference mechanics to improve functionality and user experience.
SteamImplementation of Blind Bid SystemgameplayMilestoneParticipants will now act simultaneously in peace conferences, with bids evaluated at once to avoid turn order advantages.
SteamIntroduction of Limited Points SystemgameplayMilestoneEach participant will receive a fixed amount of points based on war participation, affecting the dynamics of the conference.
SteamRebalancing of Interaction Costsbalance changeAdjustments to the overall cost of interactions and participation in peace conferences.
Steam - 9 eventsMissing Leader Tooltip in Soviet Focusbug fix
Added missing leader tooltip in Soviet focus 'The Glory of the Red Army'. Pavel Rybalko will become a general after completing the focus.
SteamTurkey Wargoal Fixbug fixTurkey no longer gets a wargoal on themselves when refusing Balkan Federation demands.
SteamNaval Battles Combat Duration Fixbug fixNaval battles will no longer count towards combat duration for career profile.
SteamBypass for Free French Focusbug fixAdded a bypass to the Free French 'Form the National Committee' Focus to avoid blocking the player if they don't have 90 Legitimacy.
SteamBritish Alternate Strategy Plans Fixbug fixFixed a problem in British Alternate Strategy Plans when historical focuses are off without a specific strategy plan being selected.
SteamNiche Role AI Ship Design Fixbug fixNiche Role will now be correctly set when AI designs ships, also applies to players using 'auto design'.
SteamEstonia and Latvia Historical Focus Fixbug fixFixed issue where Estonia and Latvia would not follow the historical focuses.
SteamAchievement Fix for 'Better than Szent Istvan'bug fixFixed achievement 'Better than Szent Istvan' being impossible to earn due to an issue with the new character system.
Steam - 4 eventsHabsburg Branch Added to Generic Focus Treenew contentMilestone
A new Habsburg branch has been added to the Generic focus tree, allowing players to restore the Habsburg dynasty.
SteamRestoration of the Holy Roman EmpiregameplayMilestoneEvery nation can now join and restore the Holy Roman Empire regardless of their starting position.
SteamNew Royal Marriage Candidatesnew contentAn array of historically accurate royal marriage candidates has been included for players to choose from.
SteamContinuous Focuses for Habsburg Branchnew contentThree new realistic continuous focuses have been added to the Habsburg branch.
Steam - 8 eventsTop Nuke Targets by Playersgameplay
List of top target nations and provinces for nuclear strikes by players.
SteamDivision Meta AnalysisgameplayExamination of division compositions and their popularity among players.
SteamInsights on Naval Production Focus ExploitgameplayDiscussion on the continuous naval production focus exploit discovered by players.
SteamNeed for Improvement in Auto Design Featurequality of lifeObservation that only 4% of total designs are made with the auto design feature.
SteamConstruction Strategies for Military and Civilian FactoriesgameplayDiscussion on the timing of switching from civilian to military factories.
SteamPlayer Preferences for Major NationsgameplayAnalysis of player preferences showing Germany as the most played major nation.
SteamDev Diary on Player Telemetry and TrendsotherAn overview of player trends and statistics gathered from telemetry data.
SteamTank Designer Usage InsightsgameplayOverview of player designs and preferences in the tank designer feature.
Steam - 2 eventsLaunch of Career Profile Featurenew content
All players will have access to a new Career Profile that tracks gameplay statistics.
SteamIntroduction of Subscription Service for DLCdlc releaseMilestonePlayers can now access a subscription model for DLC, including major expansions and cosmetic DLCs.
Steam - 10 eventsset_nationality effect improvementsmodding
set_nationality effect will no longer check if the character is 'available' in the target country before transferring them.
SteamFixed OOS and logistics stockpile issuesperformanceFixed OOS and other subtle issues caused by bad ordering of logistics stockpile in deployment logic.
SteamFixed CTD with leader firing modsperformanceFixed CTD with mods that fire leaders without giving AI a proper 7 days notice period.
SteamFixed dynamic modifiers localization issuemoddingFixed dynamic modifiers not returning localized keys when supplied.
SteamFixed memory corruption from diplomatic_relationperformanceLiberal use of diplomatic_relation in script will not longer slowly corrupt memory, triggering random CTD and OOS.
SteamAdjusted tank chassis IC costbalance changeFlattened tank chassis IC cost, raising earlier chassis by 10-20%, up to no change at later chassis.
SteamFixed savegame nationality reset issuemoddingset_nationality on characters will no longer cause their owning country to reset to their original country on loading savegame. This addresses several CTDs and some unexpected behaviour.
SteamFixed CTD on province click with no ownerbug fixFixed CTD when clicking on provinces with no owner (mods only).
SteamReduced logistics strike damagebalance changeReduced truck damage from logistics strike mission by approx 30%, reduced train damage from logistics strike mission by approx 15%.
Steam - 18 eventsMultiplayer & Social Layer Improvementsnetwork
Enhancing multiplayer experience and social interactions.
SteamIdeological Distinctions EnhancementsgameplaySteamDoctrines Affect Division DesigninggameplayEnhancing the impact of military doctrines on unit design.
SteamMore National Focus Treesnew contentSteamAdvisors/Internal Politics ImprovementsgameplaySteamLong Term Goals and Strategies for AIaiProgress in No Step Back expansion to guide AI behavior.
SteamStrategic and Tactical AI ImprovementsaiSteamBattleplanner ImprovementsgameplaySteamMore Differences Between Sub-Ideologies and Government FormsgameplaySteamGreat Power Diplomacy ExpansiongameplayDeveloping more diplomatic tools without disrupting global warfare.
SteamImmersive/Roleplay Elements DevelopmentgameplayOptional tools to enhance player attachment to campaigns.
SteamEconomic Decision Making EnhancementsgameplayIncorporating elements of industrial economy into decision making.
SteamWunderwaffen ProjectsgameplaySteamImproving Peace ConferencesgameplaySteamUpdate Core National Focus Treesnew contentAdding alternate history paths and more options, starting with Italy.
SteamImprovements to Frontline StabilitygameplayProgress in No Step Back expansion, with more improvements to come.
SteamMake Defensive Warfare More FungameplaySteamLimit Size of Standing Army Post-WargameplayAdding mechanics to manage army size after conflicts.
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