Black triangle (badge)

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The inverted black triangle (German: schwarzes Dreieck) was an identification badge used in Nazi concentration camps to mark prisoners designated asozial  [de] ("a(nti-)social")^[1][2] and arbeitsscheu ("work-shy"). The Roma and Sinti people were considered asocial and tagged with the black triangle.^[1][3] The designation also included disabled individuals, alcoholics, beggars, homeless people, nomads, prostitutes, and violators of laws prohibiting sexual relations between Aryans and Jews.^[1][2] Women also deemed to be anti-social included nonconformists.^[2][4]