Evander Holyfield vs. Lennox Lewis in a rematch with Bowe, but then lost the titles in his first defense against southpaw Michael Moorer. Shortly after, Lewis lost his WBC heavyweight title to Oliver McCall, putting a Holyfield–Lewis unification bout on hold for several years. By 1996, the four heavyweight titles were separated, partly due to the IBF and WBA stripping George Foreman of their heavyweight titles, though he continued to be recognized as the "lineal" heavyweight champion. Meanwhile, Bruce Seldon defeated Tony Tucker to win the vacant WBA title, while Moorer regained the vacant IBF Heavyweight title he had lost to Foreman by defeating Axel
Boxing in the 1930s were crowned before Joe Louis began his legendary run as Heavyweight champion in 1937. He retired in 1949, still holding the title of World Heavyweight Champion. Boxing began expanding into Latin America in the 1930s: Sixto Escobar became the first world champion from Puerto Rico by defeating "Baby Casanova", who had also been crowned at the start of the decade. "Baby Arizmendi" conquered the first world title for Mexico in 1934. For his part, "Kid Chocolate" became the first world champion from Cuba. Three world champions won world titles in three different divisions, a feat no single fighter had accomplished