McCarthyism and the Red Scare in the Cold War era were driven by fears of communism influencing American society.
McCarthyism and the Red Scare during the Cold War era in the United States were fueled by fears of communism infiltrating American society. The tactics used, such as loyalty oaths, the House Un-American Activities Committee investigations, and the blacklisting of individuals, reflected the intense anti-communist sentiment of the time.
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