
Animators working for Walt Disney begin what was to become a successful 5-week strike for recognition of their union, the Screen Cartoonists' Guild. The animated feature Dumbo was being created at the time and, according to Wikipedia, a number of strikers are caricatured in the feature as clowns who go to "hit the big boss for a raise" - 1941
A contract between the United Mine Workers and the U.S. government establishes one of the nation's first union medical and pension plans, the multi-employer UMWA Welfare and Retirement Fund - 1946
UAW members at General Motors accept major contract concessions in return for 17.5 percent stake in the financially struggling company - 2009
graphic courtesy The Animation Guild