Quote Originally Posted by TruePraetorian
But, it would make sense to have a garrison troops. i think it should be by population. In this way, the entire population of a city would form some sort of "levies" or simple militia, such as if a real city went under siege. The men didn't just sit there, waiting for the army to save them...no, they picked up whatever they could (usually family heirlooms im guessing but maybe from the armory as well) and ran to the walls.
I agree. There wouldn't spawn any elite units, but rather regional levy and militia. And I think it's possible to destroy the spawned garrison after the threat is gone.