Respuesta :

Exclude and deport aliens that supported communism.

Answer: after world war 2

Explanation: In simple words, red scare refers to a situation when a society and state spread the fear of rise of communism or anarchism among the individuals.

The second red scare happened after the world war 2 in the year of late 1940 to 1950 and had a major impact on immigration in the colonies.

Hence the correct answer is after world war 2.

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