Union miners in Cripple Creek, Colo., begin what is to become a five-month strike that started when mine owners cut wages to $2.50 a day, from $3. The state militia was called out in support of the strikers—the only time in U.S. history that a militia was directed to side with the workers. The strike ended in victory for the union – 1894
It took 1,231 firefighters 30 hours to put down The Great Baltimore Fire, which started on this day and destroyed 1,500 buildings over an area of some 140 acres – 1904
Hockey players formed the NHL Players Association in New York City after owners refuse to release pension plan financial information. The union was busted when owners transferred key activists, but it successfully re-formed ten years later – 1957
Thirteen workers are killed, 42 injured in a dust explosion at an Imperial Sugar refinery in Port Wentworth, Georgia. Investigators found that the company had been aware of dangers for years but had not acted on them – 2008
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