@workingclasshistory FYI:1921 federal troops arrived at Blair Mountain, W Virginia
https://www.wsws.org/en/articles/2021/09/10/bmtn-s10.html

the Battle of Blair Mountain in 1921, when as many as 20,000 coal miners in southern West Virginia waged armed combat against a private army of gun thugs hired by the coal operators. The pitched battle lasted from August 25 to September 2, 1921, when US military forces deployed by President Warren Harding occupied the coalfields, disarming and arresting hundreds of miners under martial law