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,
Jersey Joe Walcott world title for the first time. Walcott lost early bouts against world-class competition. He lost a pair of fights to Tiger Jack Fox and was knocked out by contender Abe Simon. But that would change in 1945 when Walcott beat top heavyweights such as Joe Baksi, Lee Q. Murray, Curtis Sheppard and Jimmy Bivins. He closed out 1946 with a pair of losses to former light heavyweight champ Joey Maxim and heavyweight contender Elmer Ray, but promptly avenged those defeats in 1947. On December 5, 1947, he fought Joe Louis, at thirty three years of age breaking the record as