The Industrial Workers of the World (IWW) was founded in Chicago in 1905 as an explicitly anarchist-socialist alternative to the major labor unions of the time, which the IWW’s leaders deemed too conservative. In the following decades, the organization…

William Dudley “Big Bill” Haywood (1869–1928), a labor activist in the late 1800s and early 1900s, was the most prominent leader of the Western Federation of Miners (WFM), the largest union ever operating in Colorado and the Rocky Mountain states…