First Constitutional Convention of the Congress of Industrial Organizations, Pittsburgh, PA, 1938.
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Group picture of the first assembly.

Credit: Archives and Labor Collection, Archives Service Center, University of Pittsburgh

After a series of successful strikes in the auto and steel industries, the Congress of Industrial Organizations (CIO) in 1938 split from the AFL and held its founding convention at the Islam Grotto in Pittsburgh, from November 14-18. In 1941, the CIO-affiliated United Steel Workers of America would finally win recognition from Little Steel – Bethlehem Steel Corporation, Youngstown Sheet and Tube, National Steel, Inland Steel American Rolling Mills and Republic Steel –through strikes and crucial changes in the National Labor Relations Board.

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