Historical Development By Lex.pt Dec 28, 1869 Knights of Labor Founded Jul 6, 1877 Railway Strike May 4, 1886 Haymarket Riot Dec 8, 1886 Gompers Founds AFL Jul 2, 1890 Sherman Anti-Trust Act Jul 6, 1892 Homestead Strike Mar 25, 1893 Anti-Labor Injunction May 10, 1894 Pullman Strike Jun 27, 1905 IWW Founded Nov 22, 1909 ILGWU Strike Oct 1, 1910 LA Times Bombing Mar 25, 1911 Triangle Shirtwaist Fire Jun 12, 1912 First State Minimum Wage Law Mar 4, 1913 Federal Department of Labor Established Apr 20, 1914 Ludlow Massacre Oct 15, 1914 Clayton Act Sep 3, 1916 Adamson Act 1919 Postwar Strike Wave Dec 13, 1924 Gompers Dies Aug 25, 1927 Sacco and Vanzetti Mar 3, 1931 Davis-Bacon Act Mar 23, 1932 Norris-La Guardia Act Mar 5, 1933 Perkins Named Secretary of Labor Jul 27, 1935 Wagner Act 1937 CIO Splits from AFL Jun 25, 1938 Fair Labor Standards Act Jun 25, 1943 Smith-Connally Act 1946 Post-World War II Strike Wave May 17, 1947 Truman Breaks Railroad Strike Jun 23, 1947 Taft-Hartley Act 1949 CIO Expels Red Unions Feb 8, 1955 AFL-CIO Merger Dec 6, 1957 Teamster Corruption Sep 14, 1959 Landrum-Griffith Act Jan 17, 1962 Kennedy Legalizes Public Employee Unions Jun 10, 1963 Equal Pay Act Jul 1, 1968 UAW Splits from AFL Nov 29, 1968 New York Teachers Strike Mar 18, 1970 Postal Strike Sep 2, 1974 Pension Standards Jun 12, 1981 Major League Baseball Strike Aug 5, 1981 Air Traffic Controllers Strike Aug 17, 1985 Hormel Foods Strike Aug 19, 1997 UPS Strike Oct 3, 2001 UAW Loses Nissan Plant Election Sep 27, 2005 Change to Win