The passage & signing of HK Human Rights & Democracy Act & Placing Restrictions on Teargas Exports & Crowd-control Technology to HK Act have gone beyond mere interference in domestic affairs. Maybe U.S. politicians don't realize or maybe don't care anymore https://news.cgtn.com/news/2019-11-28/U-S-is-using-Hong-Kong-for-a-shakedown-LYZgBjBFYI/share_amp.html?__twitter_impression=true

2- It isn't designed to protect Hong Kong residents' "freedom" and "human rights" as Congress claims it to be. These two laws are legitimizing the U.S. government's attempt to disrupt the unity of China by deliberately instigating chaos in Hong Kong.

3- Now, their support for violent protesters and riots don't have to be covert. It can be done in broad daylight, with the might of an entire government behind it. It is a calculated attempt to use Hong Kong as a hostage to pin down China's development.