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In 1946, he was elected as a [[U.S. Representative]]. As a Congressman from [[California]], and as a member of the [[House Committee on Un-American Activities]], he investigated [[Communist]]s and instigated the successful prosecution of [[Alger Hiss]] for spying for the Soviet Union during [[World War II]].

In 1946, he was elected as a [[U.S. Representative]]. As a Congressman from [[California]], and as a member of the [[House Committee on Un-American Activities]], he investigated [[Communist]]s and instigated the successful prosecution of [[Alger Hiss]] for spying for the Soviet Union during [[World War II]].

After two terms in the House, he was elected to the U.S. Senate in November 1950. After losing his first presidential race to [[John F. Kennedy]] by a narrow margin in 1960, he unsuccessfully ran for Governor of California in 1962, losing to incumbent Edmund Gerald  "Pat" Brown, Sr. (1905-1996).

After two terms in the House, he was elected to the U.S. Senate in November 1950. After losing his first presidential race to [[John F. Kennedy]] by a narrow disputed margin in 1960, he ran for governor of California in 1962 and defeated a [[conservative]] challenger, [[Joe Shell]], in the [[primary]], but in the general election, he was defeated by incumbent [[Democratic Party|Democrat]] Edmund Gerald  "Pat" Brown, Sr. (1905-1996).

In 1968 he was elected president, and was reelected in 1972 by a landslide, but resigned the presidency on August 9, 1974 due to a threat of impeachment by Congress for the [[Watergate Affair]]. The main impeachment charge was that Nixon obstructed justice by telling employees to mislead FBI investigators about the Watergate burglary.  

In 1968 he was elected president, and was reelected in 1972 by a landslide, but resigned the presidency on August 9, 1974 due to a threat of impeachment by Congress for the [[Watergate Affair]]. The main impeachment charge was that Nixon obstructed justice by telling employees to mislead FBI investigators about the Watergate burglary.