The Federation of Organized Trades and Labor Unions of the United States and Canada (FOTLU) was a federation of labor unions created on November 15, 1881, at Turner Hall in Pittsburgh. It changed its name to the American Federation of Labor (AFL) on December 8, 1886.
The Pittsburgh convention was attended by 107 delegates from eight national unions, 11 city labor federations, 42 local craft unions, and three district and 46 local assemblies of the Knights of Labor. The International Typographical Union had the largest trade union delegation, with 14 attendees. The Amalgamated Association of Iron and Steel Workers, International Molders and Foundry Workers Union of North America, the American Flint Glass Workers’ Union of North America, the Cigar Makers’ International Union, the Brotherhood of Carpenters and Joiners, the Coopers’ International Union of North America, the International Granite Cutter’s Union and the Lake Seamen’s Union also attended. Samuel Gompers participated as a delegate from the Cigar Makers’.