What During the Red Scare many were accused of being Communist even without evidence to prove it. This was known as?

This was known as McCarthyism, named after Senator Joseph McCarthy, who led efforts to root out suspected communists in the U.S. government and other sectors during the early Cold War. Many individuals faced severe consequences, including job loss and social ostracism, based on unsubstantiated allegations. The period was marked by a culture of fear and suppression of dissent, often prioritizing political loyalty over civil liberties.