 In 1996, Weill ran for a United States Senate seat from Mississippi finishing third with 2% of the vote (13,600 votes).In 2000, Weill endorsed Natural Law Party candidate John Hagelin instead of the Reform Party's nominee, Pat Buchanan.In 2004, Weill campaigned for the Reform Party's 2004 presidential nomination, but withdrew his candidacy after Ralph Nader announced his intention to seek the party's nomination.