Maybe overlaying a specific tiny-slice-of-America worldview to a billion people on the other side of the world is a little bit... lossy. Just food for thought.
Yes America, Australia, the UK, etc are all running a great experiment to see if multiculturalism can work.
The rest of the world might follow if multiculturalism ever ends up working.
http://www.wbtv.com/2018/11/27/desert-detention-camp-migrant...
And if you think this policy isn't racist, then you haven't heard of the "Mexican Repatriation" in the 30's. And then when after WW2, Mexicans who were promised citizenship were again denied.
Or we can look at this:
https://www.naacp.org/criminal-justice-fact-sheet/
Our prison system, man.
And of course, you can say this is whataboutism, but you asked for a contrast and compare. The US is horrid when it comes to race.
Irony is dead.
Applying American conceptions of racism to Asia is ignorant, full stop.