All of the following to stimulate the hysteria known as mccarthyism except one. which is the exception? russia's successful testing of an atomic bomb. the significant voting turnout for the communist party in the 1952 presidential election. the alger hiss case. the fall of china to communist forces.

The answer is the 3rd one. The noteworthy voting turnout for the Communist party in the 1952 presidential race. The United States presidential race of 1952 was that country's 42nd quadrennial presidential decision, hung on Tuesday, November 4, 1952. Republican Dwight D. Eisenhower won an avalanche triumph, finishing a string of Democratic Party wins that extended back to 1932.