I can't say that I've been particularly "proud" to say that I'm an American when I started travelling abroad a few years ago. Hard for people to miss though, I sound like a stereotypical Midwestern radio announcer.
Well, maybe except for that one very plastered German guy who kept yelling at us for being English at Oktoberfest.
Contrary to popular belief, mainland Chinese often hate the pro-Beijing party. Because all they want is more economical gain, rather than political unification. Some radicals even advocate Tsai's presidency and urge her to declare independence so PLA could have a Casus Belli to invade.
This will likely include some degree of subterfuge exactly like this - and will probably happen when the US is distracted by divisive internal conflict.
Hong Kong on the other hand - they probably thought they could get away with it under Trump, but maybe not under Biden, so best to do it now.
Short term diplomatic "outrage" - long term gain.
the notion that this is China breaking the basic law or the joint declaration is just fuel to stoke the fires of anti-china sentiment to distract from problems at home. this sort of emotive fake news is required in a democratic system as people need to be compelled to vote as well as not focus on undelivered results. what is occurring now in HK is only the inevitable consequence of the joint declaration and the basic law to which all parties agreed and about which no other country ever complained until now. isn't it a little hypocritical that countries want to protect their own national security then object when China wants to protect its? who's unhappy with a plan to catch a thief? only the thief. so who wants to make up such stories? only those who need to keep their people focused on the next two minutes of hate