China is literally annexing it’s neighboring countries and killing multiple different ethnic minorities en masse. Not 60 years ago, not 10 years ago, right now. It’s happening right now.
Because they are a Dictatorship. They’re being ruled by an unaccountable class of people.
You know why Snowden was such a big deal? Because an arm of the US Government did something illegal by its own laws and he exposed it, leading to massive controversy and political action. Because in the USA the people have protections against that sort of thing.