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.
5. Railroad Shop Workers Strike of 1922 -- More than 400,000 railroad shop workers from a conglomeration of unions went on strike in July 1922 over a 7-cent cut in pay. They settled for a 5-cent pay cut and went back to work in October.