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 trainer Emanuel Steward parted ways after the Cooper fight. Moorer eventually joined Lou Duva's team, and was trained by Georgie Benton for three fights in 1993, including a 10-round decision win over former champion James "Bonecrusher" Smith. Moorer then parted ways with the Duvas and Benton, and hired New York-based trainer Teddy Atlas in late 1993. Moorer closed the year with a 10-round decision over Mike Evans. On April 22, 1994, Moorer challenged Evander Holyfield for the lineal, IBF, and WBA title belts. In round 2 Holyfield sent Moorer down on the canvas, but Moorer overcame and went on to