10% of the population is not a good platform for launching a civil war. Hispanic Americans are not going to get behind violent strife in great numbers. This is going to sound cynical, but generally African-Americans want more economic distribution directed at them. That's why a Bernie for President proposition didn't resonate with them.I could see a race-based civil war breaking out from within the predominantly black southern states should Trump be re-elected in Nov. 2020
This is just something American Leftists romanticize in their minds. Some of them are the looters and agitators you see on the streets.