Although he was a Democrat, McDonald was one of the most conservative members of Congress of either party and was the president of the [[John Birch Society]]. He was the only member of Congress killed by Communists during the [[Cold War]]. | Although he was a Democrat, McDonald was one of the most conservative members of Congress of either party and was the president of the [[John Birch Society]]. He was the only member of Congress killed by Communists during the [[Cold War]]. |