Western Federation of Miners strike for 8-hour day - 1903
Jimmy Hoffa born in Brazil, Ind., son of a coal miner. Disappeared July 30, 1975, declared dead seven years later - 1913
Striking workers at Detroit’s newspapers, out since previous July, offer to return to work. The offer is accepted five days later but the newspapers vow to retain some 1,200 scabs. A court ruling the following year ordered as many as 1,100 former strikers reinstated - 1997
Labor history courtesy Union Communication Services.