Quote Originally Posted by MarcusAureliusAntoninus View Post
The game is called "Total War" and has therefore been hardcoded so that you are always at war. If you manage to make peace or wipe out all of your enemies, the game will give you new ones. This aspect is even greater in M2TW. Besides, the AI is stupid and doesn't know how to expand logically.
It also doesn't know when a ceasefire is in it's best interests, and when it's being spared in preference to annihilation.