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The First Red Scare was a period during the early 20th-century history of the United States marked by a widespread fear of far-left extremism, including but not limited to Bolshevism and anarchism, due to real and imagined events; real events included the Russian 1917 October Revolution and anarchist bombings.
A Red Scare is the promotion of a widespread fear of a potential rise of communism, anarchism or other leftist ideologies by a society or state. It is often characterized as political propaganda. The term is most often used to refer to two periods in the history of the United States which are referred to by this name.
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