(http://img2.tfd.com/wiki/f/f2/CrippleCreek1900.jpg)
View of Cripple Creek, circa 1900
In 1891, gold was discovered on a cattle ranch in Cripple Creek, Colorado, creating one of the richest camps of a major gold-producing area. Two years later, the Western Federation of Miners (WFM) was established by the merger of several local miners' unions in the Rocky Mountain states. In 1894, the WFM led a five-month strike in Cripple Creek, resulting in a victory for the miners. The strike began when mine owners attempted to lengthen the work day—with no increase in pay—to how many hours? Discuss...
Source: The Cripple Creek Miners' Strike (1894) (http://encyclopedia.thefreedictionary.com/Cripple+Creek+miners'+strike+of+1894)