"Coal miners display bombs dropped by the govt of United States on its own citizens during the Battle of Blair Mountain, the largest armed uprising in the US after the Civil War. "For five days in 1921, in Logan County, West Virginia, between 10,000 and 15,000 coal miners confronted an army of 30,000 police and strikebreakers backed by coal operators... The battle ended after approximately one million rounds were fired, and the United States Army intervened by presidential order.""