UAW workers win sit-down strike in Flint, Michigan, forcing General Motors to recognize the union. In the 40-day action, the strikers were protected by 5,000 armed workers circling the Fisher Body plant - 1937

CIO president John L. Lewis and U.S. Steel President Myron Taylor sign a landmark contract in which the bitterly anti-union company officially recognized the CIO as sole negotiator for the company's unionized workers. Included: the adoption of overtime pay, the 40-hour work week, and a big pay hike - 1937

450 Woolworth’s workers and customers occupy store for eight days in support of Waiters and Waitresses Union, Detroit - 1937