This article (link below) shows that Trump and his team has put limits on the color revolution in Hong Kong. This makes HK 2019 different from the unrest and coup in Ukraine in 2014. But the situation in HK is still very dangerous, since there probably are planned escalations.
https://thehill.com/homenews/administration/459502-trump-says-trade-talks-with-china-have-helped-limit-violence-in-hong
