In the US it was a wave of Vietnam war movies for a while that ranged from feeling bad about themselves for getting PTSD and ones trying to make it seem heroic. Also stuff like Henry Kissinger gets all the blame and practically no one else in people’s discourse. Iraq/Afghanistan haven’t resulted in the same level of woe is me the invader cinema as Vietnam did. Revisionist westerns had a good amount of the terrible toll on the mind of a colonizer as the great tragedy of the western US genocidal expansion