Answer: The Red Scare of the 1950's ended as a result of the ways in which some of its leading proponents were discredited. The leading proponent of the scare was Joseph McCarthy. McCarthy was the chairman of the House Un American Activities Committee. McCarthy used the committee to pursue individuals or institutions he deemed Communist. His tactics which included subterfuge, diversion, distraction, false charges, direct attacks, bluffing, etc. These tactics were exposed during the Army hearings in which Joe Welch, the Special Counsel , critiqued McCarthy's performance and berated his tactics, which involved accusing an innocent man of being a Communist sympathizer. This incident led to McCarthy's censure and exposure of his problematic personal life. The discrediting of McCarthy did not end anticommunist sentiments. Communism continued to be used to discredit acitivists throughout the Cold War
Explanation: The Red Scare was a manifestation of anticommunist sentiment in the nation. The First Red Scare occureed in the aftermath of the Boshelvik REvolution in 1917.