Guarantee the independence of another country. If anyone declares war on a guaranteed nation, that guaranteed nation will automatically join the faction of the guarantor. Target country has the same ideology. for each country already guaranteed.

How do I leave an alliance in hoi4?

If you are the faction leader, you cannot immediately leave the faction. Instead, you must first kick out the other members of the faction. The good news is that you can kick them out at any time. Even if you're in the middle of a war, you can remove unwanted faction members at your leisure.

How do I get rid of guarantees hoi4?

Captain. try tag switching to the country that has made the guarantee and then revoke it. For example if france is guaranteeing someone you want to attack open the console and type "tag FRA" and then revoke the guarantee, then use the same cheat to switch back to your own country.