Richard Nixon ran for President of the United States in 1968.
Richard Milhous Nixon ( January 9 , 1913 -- April 22 , 1994 ) was an American politician who served as the 37th President of the United States from 1969 until 1974 , when he became the only U.S. president to resign from office . In 1968 , he ran for the presidency again and was elected by defeating incumbent Vice President Hubert Humphrey . The United States presidential election of 1968 '' ' was the 46th quadrennial presidential election , held on Tuesday , November 5 , 1968 .