Richard Milhous Nixon ( January 9 , 1913 - April 22 , 1994 ) was the 37th President of the United States , serving from 1969 to 1974 , when he became the only president to resign the office .
Richard Milhous Nixon ( January 9 , 1913 - April 22 , 1994 ) was the 37th President of the United States , serving from 1969 to 1974 , when he became the only president to resign from office .