Even when the other mods are turned off. Disabling this mod restores the game. I'm dropping the save link for debugging.

https://drive.google.com/file/d/1x2j7zY_775R3ROgHvg4iUi5aSOEe7hju/view?usp=sharing

Also in this game session, the game constantly crashed at the end of wars and attempts at submission, maybe you will also find this error.