What was the 2nd Red Scare and how did it affect the life of people in the US?

The Second Red Scare, which occurred immediately after World War II, was preoccupied with the perception that ... was imminent—a revolution that would change Church, home, marriage, civility, and the American way of Life".

Explanation:

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.