Casus belli is a Latin term meaning case of war. In the game, a country with a Casus Belli (commonly abbreviated to "CB") on another country is deemed to have a valid cause for war. Declaring war without a Casus Belli will cost the attacker 2 Stability and give additional Aggressive Expansion.
List of Casus Belli
War Goals
There are three different War Goals in the game:
- Conquest: If you have a Claim on a Province held by another country you can declare conquest war over that Province. In that case holding the entire enemy province selected will be the war goal. A conquest war will automatically end if the entire war goal is held by either party for 1 year + 180 days per Rank.
- Show Superiority: The War goal is to show superiority in battle. Once over 10 war score from battles is achieved the extra ticking war score starts applying.
- Show Naval Superiority: The War goal is to show superiority in naval battles. Once over 10 war score from battles is achieved the extra ticking war score starts applying. Having more blockades than your enemy will also contribute.
Casus Bellis
Casus Bellis come in a variety of forms including:
- Claim: A country is considered to always have a Casus Belli against a country if it has a claim on a city that the other country owns.
- Supporting Rebels: A country is always considered to have a Casus Belli against someone who supports rebels inside it.
- Insult: A country will receive a time limited Casus Belli against a country that has sent an insult to it.
- Guarantee: A country will receive a time limited Casus Belli against a country that attacks someone Guaranteed by them.
- Broken Subject Status: A country will receive a time limited Casus Belli against a country that breaks a subject relationship with them.
- Broken Alliance: A country will receive a time limited Casus Belli against a country that dishonors its alliance towards them.
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