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In page Edwin Edwards:

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In 1968, he defeated Republican Vance William Plauché (1924–2013) of Lake Charles, son of former one-term Democratic Congressman Vance Gabriel Plauché, who was also a native of Avoyelles Parish. Edwards received more than 80 percent of the general election vote. While in Congress, Edwards served on the Public Works, Judiciary, and Internal Security committees. In 1970, he was one of the few Southern congressmen to support the extension for five years of the Voting Rights Act of 1965.