 He was reelected in 1940, with Claude Pepper campaigning with him.Guffey was less influential after the Republicans took control of the Congress and reversed some of the laws helping labor unions, eventually passing the Taft-Hartley Act after Guffey was defeated by Governor Edward Martin by a wide margin in 1946.In April 1943, British scholar Isaiah Berlin wrote a confidential analysis of the Senate Foreign Relations Committee for the British Foreign Office, and characterized Guffey as