2 articles
Socialist Labor Party of America
The Socialist Labor Party of America (SLP), founded 1876 as the Workingmen's Party of the United States and renamed in 1877, was the first US socialist party, led by Daniel De Leon from 1890, split in 1899 founding the Socialist Party of America, ran presidential candidates 1892–1976, and closed its office in 2008.
Socialist Party of America
Socialist Party of America (SPA), US democratic socialist party founded 1901 in Indianapolis from the Social Democratic Party and a Socialist Labor Party wing; led by Eugene V. Debs and Norman Thomas; split 1919 into the Communist parties, renamed Social Democrats USA in 1972.