Everyone is talking about President Trump possibly using the insurrection act to send troops to a state even over the objection of state officials. Here is a great 2-minute overview of it. One example they mention is to quell the 1992 riots in Los Angeles when cops beat a black, Rodney King, and they were acquitted. I lived there then, and actually followed the national guard convoy that went into Inglewood. When residents started throwing rocks at my 1957 Chevy convertible, I turned around and went back home.
Watch this 2 minute Voice of American video. https://youtu.be/6JEo7wjlBOc
Here is a story about Rodney King and the 1992 riots.
VJ