Most steel wire industry workers are in the United Steel Workers of America
Most steel wire industry workers are in the United Steel Workers of America
United Mine Workers of America (UMW).
United Public Workers of America was created in 1946.
United Federal Workers of America ended in 1946.
United Federal Workers of America was created in 1937.
United Public Workers of America ended in 1953.
UAW (United Automobile, Aerospace andAgricultural Implement Workers of America)[ http://www.uaw.org ]
United Garment Workers of America
United Mine workers
The National Farm Workers Association worked for the rights of migrant farm workers. The organization became the United Farm Workers of America in 1962.
United Auto Workers and United Steelworkers of America
United Auto Workers and United Steelworkers of America