Trade Union and Labour Rights 1865-1992 By em2019 1869 Knights of Labor formed 1873 Molly Maguires 1886 Haymarket Affair 1886 American Federation of Labor founded 1890 Sherman Anti-Trust Act 1892 Homestead Strike 1894 Pullman Strike 1905 Lochner v. New York 1914 Clayton Anti-Trust Act 1925 Brotherhood of Sleeping Cars Porters and Maids established 1933 NIRA and NRA 1935 Wagner Act 1937 Congress of Industrial Organisations 1947 Taft-Hartley Act 1955 Merger of AFL and CIO 1970 Occupational Safety and Health Act 1981 PATCO strike