My fourth video on the AI of Total War looks specifically at the diplomacy subsystem used in Total War Attila as well as some improvements to the campaign AI from Total War Rome II.
This video is also written up over on Gamasutra:
https://www.gamasutra.com/blogs/TommyThompson/20180226/314400/Make_Peace_Not_War__The_AI_of_Total_War_Part_4.php









