Pogroms; slavery; totalitarian dictatorship; theocracy; intentional mass starvation; mass organ harvesting; mass forced relocation; anarchy; failing to respond to unprovoked violence; restricting freedom instead of defeating the adversary.
You really think the massive amounts of death and destruction aren’t top ten? What do you think happens to the local population when an invading force arrives? You should go and read about the rape of Nanking. And just read about what happened in wars before the modern era.