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There's an interesting anecdote from the tiananmen square protests in 1989 that I am reminded of. The Chinese government was started to get real worried and felt they were losing their grip. They needed to put down the revolt. The problem was they were even more worried that...https://twitter.com/Jake_Hanrahan/status/1074319590849724418 …
The local military/army was sympathetic to the local protesting student population. Their solution was to bus in troops from inner Mongolia who probably had much less information about the revolts and much less sympathy for the Beijing students. Who knows how many died...
