What+is+McCarthyism

Web Definition: Unscrupulously accusing people of disloyalty (as by saying they were Communists

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McCarthyism is when you consciencelessly accuse someone or a person of being disloyal.

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McCarthyism came from Joe McCarty in the 1950's. McCarthy and the Red Scare go hand in hand.

McCarthy started the Red Scare when he talked and spread that many people in the US government and entertainment industry were communists.