Boxing in the 1950s beaten by Pérez), won Japan's first world title, and Hogan Bassey won the first belt for Nigeria. Popular American fighters in the 1950s proved legendary: Sugar Ray Robinson would still win (and lose) world titles, Rocky Marciano became the only heavyweight world champion in history to retire with perfect record. Jersey Joe Walcott the oldest heavyweight champion (until George Foreman regained the title in 1994), Archie Moore broke the all-time knockout record as well as the record for the oldest champion, at 48, for "any" division, Ezzard Charles proved to be a reliable substitute for Joe Louis as heavyweight champ,
Michael Moorer their professional relationship. He replaced him with Freddie Roach. On November 8, Moorer lost his IBF title in a unification match with WBA champion Evander Holyfield. Moorer was knocked down five times before ringside doctor Flip Homansky advised referee Mitch Halpern to stop the bout in round eight. After this, he retired from boxing for three years before returning with a knockout of journeyman Lorenzo Boyd. Moorer had began drinking heavily and weighed 270 pounds. During his comeback he won three more fights, then seemingly retired again when he was knocked out only 30 seconds into round one by David