Pedzisa mutsara unotevera: Pashure pokutungamirira kuongorora kwakaziviswa zvikuru pamusoro peutsotsi hwakarongwa mukuvamba kwama 1950, akatsvaka kaviri kugadzwa kwebato rake soMutungamiriri weUnited States. Muna 1956, akasarudzwa ne
Democratic National Convention kuti ave mukwikwidzi womutungamiri wenyika Adlai Stevenson. Akanga achiri pachigaro chake cheSeneti yeU.S. mushure mekunge tikiti raStevenson-Kefauver rarasikirwa tikiti raEisenhower-Nixon. Kefauver akagadzwa sachigaro weU.S. Senate Antitrust uye Monopoly Subcommittee muna 1957 uye akashanda sachigaro wayo kusvika parufu rwake.