Knights of Labor founded in PhiladelphiaDec 9, 1869Labels: Knights of, Uriah S, PhiladelphiaHistory comBritannica
Great Railroad Strike begins in MartinsburgJul 14, 1877Labels: Great Railroad, B&O Railroad, MartinsburgGreat Strike
Knights of Labor membership surgesJan 1, 1886Labels: Knights of, Terence Powderly, membership surgeBritannicaNPS
Great Southwest Railroad Strike beginsMar 1, 1886Labels: Great Southwest, Knights of, Jay GouldNPSGreat Southwest
Haymarket Affair bombing in ChicagoMay 4, 1886Labels: Haymarket Affair, Chicago, labor rallyBritannicaGilder Lehrman
American Federation of Labor founded in ColumbusDec 8, 1886Labels: American Federation, FOTLU, Samuel GompersAFLBritannica
Homestead Strike erupts at Carnegie SteelJul 1, 1892Labels: Homestead Strike, Carnegie Steel, PennsylvaniaBritannicaHomestead
Pullman Strike begins and spreads nationwideMay 11, 1894Labels: Pullman Strike, American Railway, federal interventionBritannicaPullman
Erdman Act establishes federal rail mediationJun 1, 1898Labels: Erdman Act, William McKinley, rail mediationPresidency UCSB
Lochner v. New York limits hours regulationApr 17, 1905Labels: Lochner v, Supreme Court, hours lawBritannicaOyez
Triangle Shirtwaist Factory fire kills 146Mar 25, 1911Labels: Triangle Shirtwaist, New York, factory fireBritannicaAFL CIO
Clayton Antitrust Act enacted with labor protectionsOct 15, 1914Labels: Clayton Antitrust, Congress, labor protectionsClayton Act
Coppage v. Kansas upholds “yellow-dog” contractsJan 25, 1915Labels: Coppage v, Supreme Court, yellow-dogOyezCoppage
Keating–Owen Child Labor Act signedSep 1, 1916Labels: Keating Owen, Congress, child laborNat Archives
Adamson Act establishes eight-hour day for rail workersSep 3, 1916Labels: Adamson Act, rail workers, eight-hour dayAdamson Act
Transportation Act creates Railroad Labor BoardFeb 28, 1920Labels: Transportation Act, Railroad Labor, rail regulationEsch CumminsRLB
Samuel Gompers dies after long AFL presidencyDec 13, 1924Labels: Samuel Gompers, American Federation, deathBritannica