page_title: Daniel De Leon
hierarchical_section_title: Daniel De Leon
caption_attribution_description: English: Daniel DeLeon, American Socialist leader, 1902
context_page_description: Daniel De Leon was an American socialist newspaper editor, politician, Marxist theoretician, and trade union organizer. He is regarded as the forefather of the idea of revolutionary industrial unionism and was the leading figure in the Socialist Labor Party of America from 1890 until the time of his death.
context_section_description: Daniel De Leon (/də ˈliːɒn/; December 14, 1852 – May 11, 1914) was an American socialist newspaper editor, politician, Marxist theoretician, and trade union organizer. He is regarded as the forefather of the idea of revolutionary industrial unionism and was the leading figure in the Socialist Labor Party of America from 1890 until the time of his death.
caption: Daniel De Leon in 1902.
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