Etymology
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Brown Shirt (n.)
generic term for "Nazi, fascist," especially of the thuggish sort, 1934, originally (1922) in reference to the German Sturmabteilung ("Storm Detachment"), Nazi party militia founded 1921; they were called Brown Shirts in English because of their uniforms.
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Black Shirt (n.)
also blackshirt, 1922, member of Fasci di Combattimento, Italian paramilitary unit founded 1919 by Mussolini; so called for their uniforms.
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