Which south carolina politician conducted the longest filibuster ever by a u.s. senator when he spoke for 24 hours and 18 minutes in opposition to the civil rights act of 1957?
Strom Thurmond was a Democratic Senator of South Carolina. He conducted the longest filibuster by reading from irrelevant documents to prevent the Civil Rights Act of 1957 from becoming law. This went on for a record 24 hours and 18 minutes.