The United Auto Workers union is prepared to strike Fiat Chrysler Wednesday. The strike would be the first in the industry since 2007, affecting about 40,000 workers. Take a look back at the 10 biggest strikes in U.S. history.
7. 1956 Bituminous Coal Strike -- On April Fools’ day of 1946, the United Mine Workers of America called on 400,000 bituminous coal miners in 26 states to strike for safer conditions, health benefits and pay. The strike lasted until December.