For 10 points, name this champion of civil liberties in 18th-century England, who is also the namesake of a U.S. presidential assassin.
He won his first campaign for public office after rounding up his opponent's supporters the night before the election and putting them on a ship bound for Norway.  A leader of London's notorious Hellfire Club and the reputed author of a pornographic parody of Pope's Essay on Man, he prompted Dr. Johnson's famous remark that he would rather dine with Jack Ketch, the public hangman, than with him.  For 10 points, name this champion of civil liberties in 18th-century England, who is also the namesake of a U.S. presidential assassin.
He won his first campaign for public office after rounding up his opponent's supporters the night before the election and putting them on a ship bound for Norway.  
John Wilkes