 Eugene McCarthy ( DFL ) served in the United States House of Representatives from 1949 through 1959 and in the United States Senate from 1959 through 1971 . He gained a reputation as an intellectual with strong convictions and integrity . In 1967 , he challenged Lyndon B. Johnson for the presidential nomination , running on an anti @-@ war platform in contrast to Johnson 's policies . His strong support in the New Hampshire primary convinced Johnson to leave the race . 
