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Society
Advances
3,178 advances in the game files.
Availability
Condition mentions
Age
Modifier
Availability filters match conditions, including exclusions; they do not evaluate eligibility.| Modifiers | |||
|---|---|---|---|
 'Cuius Regio, Eius Religio'crown_power_advance_reformation | No listed conditions |  Reformation | +10% Crown Power |
 'Supremus Dux Lithuaniae'supremus_dux_lithuaniae | PotentialCurrent or former country:  LithuaniaExact conditions |  Discovery | +10% Crown Power |
 'Tu Felix Austria Nube'austrian_marriage_policy |  Renaissance | +2 Diplomatic Reputation | |
 A Blessed Landutr_blessed_land | PotentialCurrent or former country:  UtrechtExact conditions | Renaissance | −10% Invite Artist Cost+0.1 Monthly Religious Influence |
 A Brand New Worlda_brand_new_world | PotentialCurrent or former country:  Knights HospitallerExact conditions |  Revolutions | +0.001 Monthly Development |
 A Central Mediterranean Powera_central_power | Potential(Culture: NeapolitanorCulture (see exact conditions))andNot (Has reform (see exact conditions)) Mentions: Neapolitan Exact conditions |  Absolutism | +1 Maximum Diplomats+0.05 Monthly Diplomats |
 A Centralized Levy Systemthp_a_centralized_levy_system | PotentialCurrent or former country:  ThopiaExact conditions | Discovery | +10% Levy Recruitment Speed+10% Levy Combat Efficiency |
 A Devoted Landlie_devoted_land | PotentialCurrent or former country:  LiègeExact conditions | Renaissance | +1 Tolerance of the True Faith |
 A Dynamic Societya_dynamic_society | Renaissance | +20% Pop Promotion Speed % | |
 A Fortified Bordera_fortified_border | PotentialCurrent or former country:  HollandorCurrent or former country:  NetherlandsExact conditions | Revolutions | +20% Fort Defense+20% Fort Limit |
 A Frontier Marchhai_frontier_march | PotentialCurrent or former country:  HainautExact conditions | Renaissance | +40% Fortification Maintenance Efficiency |
 A Healthy Economygel_healthy_economy | PotentialCurrent or former country:  GueldersExact conditions | Renaissance | +10% Income from Minting |
 A House of Gloryaustrian_tradition |  Traditions | +0.1 Monthly Diplomats+0.05 Monthly Prestige | |
 A Knightly Nobilityfrench_heritage | PotentialCurrent or former country:  FranceExact conditions | Traditions | +30% Nobles Levy Size |
 A Land of Banksa_land_of_banks | Renaissance | +10% Income from Minting+5 Loan Capacity Investment | |
 A Land of Culturebrb_land_culture | PotentialCurrent or former country:  BrabantExact conditions | Discovery | +5% Monthly Research Progress % |
 A Leader under the Skyleader_under_sky | Discovery | +0.05 Monthly Legitimacy+0.05 Monthly Republican Tradition+0.05 Monthly Devotion+3 | |
 A Light in the Darknesssav_embrace_the_vaudois | PotentialCurrent or former country:  Savoyand(Religion:  WaldensianorReligion:  CalvinismorReligion:  Lutheranism)Exact conditions | Reformation | +1 Tolerance of the True Faith |
 A Magnanimous Empirea_magnanimous_empire | No listed conditions | Absolutism | +2 Cultures Capacity |
 A Maritime Nationdan_trading_economy | PotentialCurrent or former country:  DenmarkExact conditions | Revolutions | +25% Trade Capacity |
 A Maritime Realmara_a_maritime_realm | Potential(Current or former country:  AragonorIs aragonese catalan spain)andNot (Has reform (see exact conditions))Exact conditions | Traditions | +20% Galley Power |
 A Mediterranean Trade Powerara_a_mediterranean_trade_power | Potential(Current or former country: AragonorIs aragonese catalan spain)andNot (Has reform (see exact conditions))Exact conditions | Renaissance | +2.5% Export Efficiency+20% Merchant Maintenance Efficiency |
 A Mild and Calm Rulerpal_a_just_ruler | PotentialCurrent or former country:  RhineExact conditions | Discovery | +2.5% Estates Satisfaction Equilibrium |
 A Mining Heritagea_mining_heritage | Traditions | +0.001 Monthly Development | |
 A Modern Nationa_modern_nation | PotentialCurrent or former country:  EthiopiaExact conditions | Revolutions | +10% Heavy Infantry Power |
 A Modern Navy for Khmerkhm_modern_navy | PotentialCurrent or former country:  KhmerExact conditions | Absolutism | −10% Naval Damage Taken |
 A Never-Ending Crusadea_neverending_crusade | PotentialCurrent or former country: Knights HospitallerExact conditions | Reformation | +5% Discipline |
 A New Confessionconfessio_augustana | PotentialIs protestant Exact conditions | Reformation | +0.5 Tolerance of the True Faith |
 A New Dawna_new_dawn | PotentialCulture (see exact conditions)andNOT (see exact conditions) Exact conditions | Revolutions | +0.001 Monthly Development+10% Food Production % |
 A New Golden Eragra_a_new_golden_era | PotentialCurrent or former country:  GranadaExact conditions | Revolutions | +10% Max Literacy+0.02% Monthly Literacy |
 A Permanent Capitala_permanent_capital | PotentialCurrent or former country: EthiopiaExact conditions | Discovery | +10% Proximity Efficiency−20% Mountains Proximity Impact−20% Plateau Proximity Impact |
 A Prized Possessionita_increased_recruitment | PotentialCurrent or former country:  ItalyExact conditions | Renaissance | +10% Manpower+10% Sailors |
 A Renaissance Princehun_renaissance_knowledge | PotentialCurrent or former country:  HungaryExact conditions | Renaissance | −20% Artist Salary+20% Institution Growth |
 A Renaissance Realmnav_a_renaissance_realm | PotentialCurrent or former country:  NavarreorIs basque spainExact conditions | Renaissance | +2.5% Monthly Research Progress % |
 A Resilient Soula_resilient_soul | Renaissance | −0.05 Monthly War Exhaustion | |
 A Royal Navyroyal_navy | PotentialCurrent or former country:  EnglandorCurrent or former country:  Great BritainExact conditions | Discovery | +10% Heavy Ship Power |
 A Ruthenian Stateruthenian_state_advance | Absolutism | +20% Stability Investment Efficiency | |
 A Sacred Landsme_sacred_land | PotentialCurrent or former country:  SamtskheExact conditions | Absolutism | +1 Tolerance of the True Faith |
 A Seed Among Thornsexpansionism | No listed conditions | Discovery | +10% Speed of Integration |
 A Sheep Surrounded by Wolveshum_a_sheep_surrounded_by_wolves | PotentialCurrent or former country:  HumExact conditions | Traditions | +2 Diplomatic Reputation+10% Improve Relations |
 A Strong Rulegra_a_strong_rule | PotentialCurrent or former country: GranadaExact conditions | Absolutism | +10% Crown Power |
 A System of Fortsach_a_system_of_forts_advance | PotentialCurrent or former country:  AchaeaExact conditions | Reformation | +20% Fortification Maintenance Efficiency |
 A Tolerant Societya_tolerant_society | Discovery | +1 Tolerance of Heretical Beliefs | |
 A Tormented Realmswiss_recovery_and_prosperity | PotentialIs swiss for advances Exact conditions | Discovery | +0.001 Monthly Development+0.1% Monthly Prosperity |
 A Trading Huba_trading_hub | PotentialCurrent or former country: HollandorCurrent or former country: NetherlandsExact conditions | Absolutism | +2.5% Export Efficiency |
 A True Ethiopian Churcha_true_ethiopian_church | PotentialCurrent or former country: EthiopiaExact conditions | Absolutism | +5% Clergy Estate Satisfaction Equilibrium |
 A Unified Housesav_house_of_savoy | PotentialCurrent or former country: SavoyExact conditions | Traditions | +15% Proximity Efficiency through Land |
 A United Faithunited_faith | Reformation | +1 Tolerance of the True Faith+5% Max Literacy for Clergy | |
 A Vast Emporiumorm_a_vast_emporium | PotentialCurrent or former country:  OrmusExact conditions | Traditions | +10% Trade Maritime Advantage |
 A Warring Spiritgel_warring_spirit | PotentialCurrent or former country: GueldersExact conditions | Traditions | +10% Heavy Infantry Power |
 Abacusabacus_advance | No listed conditions | Traditions | +2% Tax Efficiency |
 Abolished Serfdomabolished_serfdom | No listed conditions | Renaissance | +10% Army Morale |
| Absolute Loyaltysubject_loyalty_absolutism | No listed conditions | Absolutism | +5 Loyalty of Subjects |
 Absolute Orderteu_absolute_order | PotentialCurrent or former country:  TeutonsExact conditions | Revolutions | +25% Crown Power |
 Absolute Rulershipabsolute_rulership | No listed conditions | Absolutism | +50% Crown Power |
 Absolutist Administrationabsolutism_control_decline_advance | No listed conditions | Absolutism | −0.2% Monthly Control Decline |
| Absolutist Ambitionspower_projection_advance_5 | No listed conditions | Absolutism | +5 Power Projection+1 Number of Local Governors |
 Absolutist Courtabsolutist_court | No listed conditions | Absolutism | +5% Crown Power−50% Estate Power from Cabinet Position |
 Academy of the Stratioticrt_academy_of_the_stratioti_advance | PotentialCurrent or former country:  CandiaExact conditions | Revolutions | −10% Light Cavalry Build Cost−5% Light Cavalry Maintenance Cost |
 Accademia del Cimentoaccademia_cimento | PotentialCurrent or former country:  TuscanyExact conditions | Absolutism | +10% Max Literacy for Burghers+1 Possible Government Reforms |
| Accademia Militaremod_accademia_militare | PotentialCurrent or former country:  ModenaExact conditions | Revolutions | +5% Discipline+0.05 Monthly Army Tradition |
 Accademia Pontanianaacademia_pontaniana | PotentialCurrent or former country:  NaplesExact conditions | Renaissance | +5% Max Literacy−10% Replace Cabinet Member Cost |
 Acceptance of the Old Testamentacceptance_of_old_testament | PotentialReligion:  MiaphysitismExact conditions | Renaissance | +1 Tolerance of Heathen Beliefs |
 Accounts of the Atlantic Voyageaccounts_of_the_atlantic_voyage | PotentialCurrent or former country:  MaliExact conditions | Discovery | −33% Recruiting Explorers |
 Achaean Enlightenmentach_achaean_enlightenment_advance | PotentialCurrent or former country: AchaeaExact conditions | Absolutism | +10% Monthly Research Progress % |
 Achipelagic Vigilnax_archipelagic_vigil_advance | PotentialCurrent or former country:  NaxosExact conditions | Renaissance | −0.1% Navy Tradition Decay+10% Navy Morale |
 Act of Revocationact_of_revocation | PotentialCurrent or former country: Scotlandor(Current or former country: Great BritainandCulture (see exact conditions))Exact conditions | Absolutism | +25% Crown Power |
| Adaptabilityadaptability | No listed conditions | Discovery | −10% Antagonism Received |
 Adaptable Cavalrykrs_kurdish_horses | PotentialCurrent or former country:  KurdistanExact conditions | Discovery | +15% Light Cavalry Power |
 Adaptable Incan Armyadapted_incan_army | Reformation | +0.1 Military Tactics | |
 Adaptive Tradegra_adaptative_trade | PotentialCurrent or former country: GranadaExact conditions | Reformation | +20% Merchant Maintenance Efficiency+2.5% Selling Efficiency |
 Additional Colonistsadditional_colonists | No listed conditions | Absolutism | +25% Monthly Colonial Migration |
| Additional Diplomatsadditional_diplomats | No listed conditions | Absolutism | +1 Diplomatic Capacity |
| Additional Loyalist Recruitmentadditional_loyalist_recruitment | No listed conditions | Revolutions | +5 Loyalty of Subjects |
 Additional Merchantsadditional_merchants | No listed conditions | Discovery | +25% Trade Capacity |
 Adept Tradersnav_adept_traders | PotentialCurrent or former country: NavarreorIs basque spainExact conditions | Absolutism | +1% Selling Efficiency |
 Administrative Leadershipadministrative_leadership | No listed conditions | Discovery | −10% Hire Advisor Cost−10% Train General Cost−10% Train Admiral Cost |
 Admiraltyadmiralty_advance | No listed conditions | Absolutism | |
 Adriatic Gatekeepersepi_adriatic_gatekeepers_advance | PotentialCurrent or former country:  EpirusExact conditions | Reformation | +2% Tax Efficiency+10% Trade Range |
 Adriatic Oak Galleysdal_adriatic_oak_galleys | PotentialCurrent or former country:  DalmatiaExact conditions | Reformation | +10% Galley Power+10% Combat Outside Own Coasts |
 Adroit Diplomacyvij_adroit_diplomacy | PotentialCurrent or former country:  VijayanagarExact conditions | Renaissance | +1 Diplomatic Capacity |
 Advaita Vedāntaadvaita_vedanta | PotentialReligion:  HinduismExact conditions | Absolutism | −0.05% Monthly Rebel Growth |
 Advanced Bureaucracyadvanced_bureaucracy | No listed conditions | Reformation | +2% Tax Efficiency+4% Bureaucracy Maintenance Efficiency |
 Advanced Combined Armscombined_arms_advance_revolutions | No listed conditions | Revolutions | +1% Combined Arms Bonus |
 Advanced Cryptographyspy_construction_reformation | No listed conditions | Reformation | +15% Spy Network Construction |
 Advanced Elephant Warfaresia_advanced_elephant_warfare | PotentialCurrent or former country:  SiamExact conditions | Reformation | |
 Advanced Extraction Techniquesrgo_size_advance_discovery | No listed conditions | Discovery | +10% Maximum RGO Size |
 Advanced Howitzersartillery_vs_fort_age_6_revolutions | No listed conditions | Revolutions | +2 Artillery Bonus vs Fort |
 Advanced Miningadvanced_mining | No listed conditions | Traditions | Yes Can Mine SaltpeterYes Can Mine Alum |
 Advanced Paiksadvanced_paik_system_advance | PotentialCurrent or former country:  AhomorCurrent or former country:  Kangleipakor(Culture (see exact conditions)andOriginal capital (see exact conditions))Exact conditions | Absolutism | Yes May Build Paik Units+5% Light Infantry Power |
| Aegean Coastal Defensegreek_group_aegean_coastal_defence_advance | Absolutism | +15% Galley Power+10% Combat Outside Own Coasts | |
| Aegean Waystation Networksnax_aegean_waystation_networks_advance | PotentialCurrent or former country: NaxosExact conditions | Absolutism | +0.1% Monthly Prosperity−15% Navy Attrition |
 Afghan Nobilitydlh_afghan_nobility | PotentialCurrent or former country:  DelhiExact conditions | Discovery | +50% Nobles Levy Size+0.03 Monthly Army Tradition |
| Agent Trainingagent_training | No listed conditions | Absolutism | +1 Maximum Diplomats |
| Aggressive Demandswar_score_absolutism_advance | No listed conditions | Absolutism | +20% War Score Efficiency |
 Agile Exportationexport_building_country_advance | No listed conditions | Discovery | −10% Foreign Export Efficiency from Market |
 Agreements with the Sea Nomadsagreements_sea_nomads | PotentialCurrent or former country:  MalayaExact conditions | Renaissance | +15% Navy Maintenance Efficiency |
 Agricultural Academiesromagnol_the_agricultural_academies | Absolutism | −20% Expand Farming Cost | |
 Agricultural Focusdan_danish_agriculture | PotentialCurrent or former country: DenmarkExact conditions | Absolutism | +20% Food Production % |
 Agricultural Wealth of the Devollmzk_the_agricultural_wealth_of_the_devoll | PotentialCurrent or former country:  MuzakaExact conditions | Traditions | +20% Food Production % |
| Agricultureagriculture_advance | No listed conditions | Traditions | Yes Can Farm WheatYes Can Farm MaizeYes Can Farm Potato+3 |
 Ahidnâmeahdnames | PotentialCurrent or former country:  OttomansExact conditions | Reformation | +1 Diplomatic Capacity |
 Ahiṃsāahimsa | PotentialReligion:  Eastern BuddhismorReligion:  TheravādaorReligion:  Tibetan BuddhismorReligion group:  DharmaExact conditions | Revolutions | +10% Fort Defense |
 Ainu Tradeakt_ainu_trade | PotentialCurrent or former country:  AndōExact conditions | Discovery | +10% Trade Maritime Advantage |
 Akıncılarakinji_cavalry | Discovery | ||
 Akritaibyz_akritai_advance | PotentialCurrent or former country:  ByzantiumExact conditions | Traditions | |
 Akson Sukhothaisuk_akson_sukhothai | PotentialCurrent or former country:  SukhothaiExact conditions | Traditions | +10% Cultural Influence % |
 Akson Thaiakson_thai | Traditions | +10% Cultural Tradition % | |
 Al Melodràmemilian_al_melodram | Revolutions | +15% Cultural Influence %+15% Army Morale | |
 Al Pô Domâemilian_al_po_doma | Traditions | +0.001 Monthly Development+10% Trade Efficiency over Owned Land | |
 Al Téri dl'Esarchétromagnol_al_teri_dlesarchet | Traditions | +0.2% Monthly Urban Control+20% Urban Buildings Construction Efficiency | |
 Al-Qā'idal_caid | PotentialCurrent or former country:  TunisExact conditions | Renaissance | +20% Burghers Trade Capacity+2.5% Burgher Estate Satisfaction Equilibrium |
 Al-Zakāh Wājibzakah | PotentialReligion group:  IslamExact conditions | Traditions | +1% Minting Threshold+0.1% Unemployed Slave Promotion |
 Alchemyalchemy_advance | No listed conditions | Traditions | +2 Character Life Expectancy+3% Disease Resistance |
 All Roads Lead to Romerom_all_roads_lead_to_rome | PotentialCurrent or former country:  RomeExact conditions | Reformation | −2 Proximity Cost through Roads |
 All Under a Khānmge_all_under_a_khan | PotentialCurrent or former country:  MongoliaExact conditions | Reformation | +12.5% Manpower |
| Almogavarsara_almogavars | Traditions | ||
 Alpha and Omegaalpha_and_omega | No listed conditions | Discovery | +10% Pop Assimilation Speed+10% Pop Conversion Speed % |
 Alpine Defensealpine_defensiveness | PotentialIs swiss for advances Exact conditions | Reformation | +0.1 Military Tactics+25% Fort Defense |
| Alpine Defenseaqu_alpine_defense | PotentialCurrent or former country:  AquileiaExact conditions | Discovery | −10% Antagonism Received+1% Hostile Attrition |
| Alpine Diplomacyrhaetian_the_alpine_diplomacy | Absolutism | +2 Diplomatic Reputation+10% Improve Relations | |
 Alpine Infantryvivaro_alpine_infantry | Renaissance | +10% Light Infantry Power+0.1 Military Tactics | |
 Alpine Naturevivaro_alpine_nature | Revolutions | +10% Cultural Influence %+0.1 Towns and Cities Migration Attraction | |
 Always Attackswedish_tradition | PotentialCurrent or former country:  SwedenExact conditions | Traditions | +20% Heavy Infantry Power |
 Always Readynav_always_ready | PotentialCurrent or former country: NavarreorIs basque spainExact conditions | Renaissance | +10% Army Disembark Speed+10% Combat Speed |
 Amazigh Slave Raidsamazigh_slave_raids | PotentialCurrent or former country:  MoroccoExact conditions | Traditions | Yes Raid Religious Enemies for Slaves |
 Amir Rebellionbah_amir_rebellion | Renaissance | +0.03 Monthly Army Tradition+5% Noble Estate Satisfaction Equilibrium | |
 Ammunition Depotssupply_depot_advance_age_4_reformation | No listed conditions | Reformation | +500 Supply Depot Capacity |
 An Army for Bavariafoundation_of_bavarian_army | PotentialCurrent or former country:  Upper BavariaorCurrent or former country:  Lower BavariaorCurrent or former country:  PassauorCurrent or former country:  HalsorCurrent or former country:  FreisingorCurrent or former country:  RegensburgorCurrent or former country:  SalzburgorCurrent or former country:  BavariaExact conditions | Absolutism | +20% Army Maintenance Efficiency |
 An Army for the City of Victoryvij_an_army_for_city_of_victory | PotentialCurrent or former country: VijayanagarExact conditions | Traditions | +10% Levy Size |
 An Army Overnightovernight_army | PotentialOriginal capital (see exact conditions) Exact conditions | Renaissance | −0.1% Army Tradition Decay |
 An Eternal Crusadeeternal_crusade | PotentialCurrent or former country: EthiopiaandReligion group:  ChristianityExact conditions | Reformation | +20% Army Reinforcement Efficiency |
 An Industrious Folknav_an_industrious_folk | PotentialCurrent or former country: NavarreorIs basque spainExact conditions | Reformation | +0.001 Monthly Development |
 An Inspiring Maecenaslie_inspiring_mecenas | PotentialCurrent or former country: LiègeExact conditions | Discovery | +5% Skill of New Artists |
 An Iron Fistan_iron_fist | PotentialCurrent or former country: EthiopiaExact conditions | Absolutism | +2.5% Estates Satisfaction Equilibrium |
 An Order with a Statean_order_with_state | PotentialCurrent or former country: Knights HospitallerExact conditions | Revolutions | +12.5% Manpower+20% Recruitment Speed |
 Anagignoskomenaanagignoskomena | PotentialReligion:  OrthodoxyExact conditions | Traditions | +10% Max Literacy for Clergy |
 Anatomyanatomy_advance | No listed conditions | Renaissance | +2 Character Life Expectancy+3% Disease Resistance |
 Ancestral Legacyjap_ancestral_legacy | Traditions | +0.1 Monthly Legitimacy+0.1 Monthly Republican Tradition+0.1 Monthly Devotion+1 | |
 Ancient Greek Studiesbyz_ancient_greek_studies | PotentialCurrent or former country: ByzantiumExact conditions | Revolutions | +10% Max Literacy |
 Ancient Rootstnk_legitimate_rule | PotentialCurrent or former country:  PandyaExact conditions | Traditions | +0.1 Monthly Legitimacy |
 Angevin Heraldryangevin_heraldry | PotentialCurrent or former country:  ProvenceExact conditions | Traditions | +2 Diplomatic Reputation |
| Angevin Legitimacyalb_angevin_legitimacy | Traditions | +2 Diplomatic Reputation+5 Loyalty of Subjects | |
 Anka Year Systemori_anka_year_system | PotentialCurrent or former country:  OrissaExact conditions | Traditions | +0.1 Monthly Legitimacy |
| Antemurale Christianitatiscro_antemurale_christianitatis | PotentialCurrent or former country:  CroatiaandReligion group: ChristianityExact conditions | Discovery | +10% Damage Done versus Heathens in Battle+10% Manpower |
| Anti-Piracy Leaguesearly_anti_piracy_warfare | No listed conditions | Renaissance | +25% Anti-Piracy Warfare Modifier |
 Apothecaryapothecary_advance | No listed conditions | Traditions | |
 Appealing Landscapeita_attractive_migration | PotentialCurrent or former country: ItalyExact conditions | Revolutions | +10% Pop Migration Speed+0.1 Towns and Cities Migration Attraction |
| Appointed Chain of Commandappointed_chain_of_command | PotentialOriginal capital (see exact conditions) Exact conditions | Traditions | +10% Levy Combat Efficiency |
 Aqueduct Systemaqueduct_system | Traditions | ||
 Arabia Felixarabia_felix | PotentialCurrent or former country:  YemenExact conditions | Traditions | +10% Raw Materials Output+0.1% Monthly Prosperity |
| Arabian Horsemanshiparabian_horsemanship | Traditions | +20% Horses Output+10% Light Cavalry Power | |
| Arabian Horsesbah_arabian_horses | Renaissance | +10% Light Cavalry Power | |
 Arabian Horsesvij_arab_horses | PotentialCurrent or former country: VijayanagarExact conditions | Renaissance | +10% Light Cavalry Power |
| Archersunlock_archers_advance | No listed conditions | Traditions | |
 Archipelago Frigateunlock_archipelago_frigate | PotentialOriginal capital (see exact conditions) Exact conditions | Revolutions | |
 Architectural Engineeringconstruction_speed_absolutism | No listed conditions | Absolutism | +10% Construction Speed |
| Architectural Treatisesconstruction_speed_reformation | No listed conditions | Reformation | +10% Construction Speed |
 Arduous Terrainarduous_terrain | PotentialOriginal capital (see exact conditions) Exact conditions | Renaissance | +10% Fort Defense |
 Argive Maritime Insurancearg_argive_maritime_insurance_advance | PotentialCurrent or former country:  ArgosExact conditions | Absolutism | +20% Navy Repair Efficiency+2% Tax Efficiency |
 Arguments of Reasonwar_score_revolutions_advance | No listed conditions | Revolutions | +20% War Score Efficiency |
| Arianiti's Defianceant_arianitis_defiance | PotentialCurrent or former country:  ArianitiExact conditions | Discovery | +5% Morale Recovery in Friendly Territory |
 Aristocracyaristocracy | Renaissance | ||
| Armatole Administrationths_armatole_administration_advance | PotentialCurrent or former country:  ThessalyExact conditions | Absolutism | −5% Pop Join Rebels Threshold |
 Armed Convoysmaritime_advance_age_6 | No listed conditions | Revolutions | +25% Maritime Presence % |
 Armed Envoysarmy_country_diplo_range_advance | No listed conditions | Discovery | +25% Diplomatic Range |
 Armenian Apostolic Churcharm_apostolic_church | Potential(Culture: ArmenianorCulture (see exact conditions))andReligion: MiaphysitismExact conditions | Renaissance | +10% Pop Conversion Speed % |
| Armored Horsemenunlock_armored_horsemen_advance | Traditions | ||
 Armoryarmory_advance | No listed conditions | Renaissance | |
 Army Depotssupply_depot_advance_age_3_discovery | No listed conditions | Discovery | +500 Supply Depot Capacity |
 Army Doctrinearmy_doctrine_law_advance | No listed conditions | Absolutism | |
| Army Logistics Planningglobal_supply_limit_modifier_advance_5 | No listed conditions | Absolutism | +10% Supply Limit |
| Army of Mercenariescth_mercenary_army | PotentialCurrent or former country:  CarthageExact conditions | Renaissance | +10% Mercenary Maintenance Efficiency |
| Army Professionalismarmy_professionalism | PotentialCurrent or former country:  PrussiaExact conditions | Absolutism | +10% Army Morale |
| Arquebusiersunlock_arquebusiers_advance | No listed conditions | Reformation | |
 Art Schoolsart_school_advance | No listed conditions | Renaissance | |
 Artillery Corpsbng_artillery_corps | PotentialCulture’s language: Bengali Exact conditions | Reformation | +10% Artillery Power |
 Artillery Officerssiege_ability_revolutions | No listed conditions | Revolutions | +20% Siege Ability |
| Artistic Currentsartists_advance_absolutism | No listed conditions | Absolutism | +10% Skill of New Artists |
| Artistic Printsartists_advance_discovery | No listed conditions | Discovery | +10% Skill of New Artists |
 Arts Academyarts_academy_advance | No listed conditions | Discovery | |
| Arvanite Communitiesepi_arvanite_communities_advance | PotentialCurrent or former country: EpirusExact conditions | Discovery | −10% Light Infantry Maintenance Cost−10% Light Infantry Reinforcement Cost |
 Aṣ-Ṣalāh Farḍislamic_prayer | PotentialReligion group: IslamExact conditions | Traditions | −10% Cost of Pilgrimage Religious Action |
 Ascetic Practicesascetic_practices | PotentialReligion group:  BuddhismExact conditions | Absolutism | −5% Clergy Food Consumption |
 Ashigarujap_ashigaru | Discovery | +10% Manpower | |
 Ashta Pradhanmhr_ashta_pradhan_advance | PotentialCulture’s language: Marathi Exact conditions | Reformation | |
 Assert the Royal Revenueroyal_revenue | PotentialCurrent or former country: Scotlandor(Current or former country: Great BritainandCulture (see exact conditions))Exact conditions | Reformation | +5% Tax Efficiency |
 Assistance to the Sufferingassistance_to_the_suffering | PotentialCurrent or former country: Knights HospitallerExact conditions | Traditions | +40% Army Reinforcement Efficiency |
 Assizes of Romaniaach_assizes_of_romania_advance | PotentialCurrent or former country: AchaeaExact conditions | Traditions | +10% Stability Investment Efficiency |
 Association With Unbelieversassociation_with_unbelievers | PotentialCurrent or former country:  OmanExact conditions | Discovery | +10% Sailors+1 Tolerance of Heathen Beliefs |
 Āstika Schoolsastika_schools | PotentialReligion: HinduismExact conditions | Renaissance | −5% Pop Join Rebels Threshold |
 Atabegs of Samtskhesme_atabegs_of_samtskhe | PotentialCurrent or former country: SamtskheExact conditions | Renaissance | +0.1 Monthly Legitimacy |
| Atakebuneunlock_atakebune | Discovery | ||
 Athens of the Northlie_athens_north | PotentialCurrent or former country: LiègeExact conditions | Traditions | +5% Monthly Research Progress % |
 Atlantic Trade Routesatlantic_trade_routes | PotentialCurrent or former country: MoroccoExact conditions | Reformation | +40% Trade Sea Efficiency |
 Ātmanatman | PotentialReligion group: DharmaExact conditions | Renaissance | +0.01 Stability Investment |
 Attract Foreign Piratesattract_foreign_pirates | PotentialCurrent or former country: TunisExact conditions | Discovery | +20% Sailors |
| Attract new Peopletws_revitalize_the_lands | PotentialCurrent or former country:  Two SiciliesExact conditions | Discovery | +10% Pop Migration Speed+0.1% Monthly Prosperity |
 Attract Sufi Missionarieshin_sufism | Reformation | −50% Invite Religious Figure from Same School Cost | |
| Attracting the Right Peoplegerman_populating_the_countryside | PotentialCulture: SaxonorCulture: BrandenburgishorCulture: MarkishorCulture: Silesian GermanorCulture (see exact conditions)orCulture (see exact conditions)orCulture (see exact conditions)orCulture (see exact conditions) Exact conditions | Discovery | +10% Pop Migration Speed+0.1% Monthly Prosperity |
