Earlier quoted context omitted.
This doesn’t make sense. The slaving government in ancient Egypt was supported for a long time. Just because a form of government exists doesn’t mean it isn’t abusive to some of it’s people or to other countries.
Just because a government is abusive to some of its people doesn't mean it has no value. Just look at the US
Is there an equivalent instance of the Tiananmen Square massacre in the US? (I'm asking, I don't know).
The US has their fair share of issues but freedom to speak against the government has always been a big thing.