May 28 -- Union Communications Services, Inc.
The Ladies Shoe Binders Society formed in New York - 1835
Fifteen women were dismissed from their jobs at the Curtis Publishing Company in Philadelphia for dancing the Turkey Trot. They were on their lunch break, but management thought the dance too racy - 1912
At least 30,000 workers in Rochester, N.Y., participate in a general strike in support of municipal workers who had been fired for forming a union - 1946