Find below a list of all Casus Bellis and their IDs from the Europa Universalis IV game. Type the name or key of a Casus Belli into the search box to instantly filter the table contents.
| Name | Casus Belli ID |
|---|---|
| Restoration of Union | cb_restore_personal_union |
| Defected Province | cb_defection |
| Canceled Loan | cb_loan_cancelled |
| Discovered Spy | cb_spy_discovered |
| Disloyal Vassal | cb_disloyal_vassal |
| Imperial Liberation | cb_hre_attacked |
| Diplomatic Insult | cb_insult |
| Dishonored Call | cb_dishonored_call |
| Subjugation | cb_vassalize_mission |
| Obscure Documents | cb_fabricated_claims |
| Religious Unity | cb_religious_conformance |
| Border Friction | cb_border_war |
| Trade War | cb_trade_war_triggered |
| Trade Conflict | cb_trade_conflict |
| Trade Conflict | cb_trade_league_conflict |
| Annexation War | cb_annex |
| Government Form War | cb_change_government |
| Humiliate | cb_humiliate |
| Conquest | cb_conquest |
| Reconquest | cb_core |
| Independence | cb_independence_war |
| Colonial Independence | cb_colonial_independence_war |
| Nationalism | cb_nationalist |
| Imperialism | cb_imperial |
| War for the Emperor | cb_daimyo_annex |
| War for the Emperor | cb_independent_daimyo_annex |
| Annex Daimyo | cb_shogun_annex |
| Sengoku | cb_sengoku |
| Revolutionary War | cb_revolutionary |
| Colonialism | cb_colonial |
| Liberation | cb_liberation |
| Holy War | cb_crusade |
| Defender of the Faith | cb_defender_of_the_faith |
| Cleansing of Heresy | cb_heretic |
| Excommunicated Ruler | cb_excommunication |
| Trade Dispute | cb_trade_war |
| Trade League Dispute | cb_trade_league_dispute |
| Imperial Ban | cb_imperial_ban |
| Liberate Elector | cb_liberate_elector |
| Coalition | cb_super_badboy |
| Claim on Throne | cb_claim_throne |
| Tribal Conquest | cb_horde_vs_civ |
| Tribal Feud | cb_tribal_feud |
| Revoke Electorate | cb_revoke_electorate |
| Trade Protection | cb_privateers |
| Support Rebels | cb_support_rebels |
| Crush the Revolution | cb_crush_the_revolution |
| Spread the Revolution | cb_spread_the_revolution |
| Religious League | cb_religious_league |
| Flower Wars | cb_flower_wars |
| Maya Confederation | cb_maya_expansion |
| Humiliate Rival | cb_humiliate_rotw |
| Unify China | cb_chinese_unification |
| Take Mandate of Heaven | cb_take_mandate |
| Force Migration | cb_force_migration |
| Forced ally to break alliance | cb_forced_break_alliance |