Boxing in the 1970s was world champion when Ali returned. Former world champions Jimmy Ellis and Floyd Patterson as well as George Foreman, Oscar Bonavena, Jerry Quarry, Earnie Shavers, Leon Spinks, Ken Norton, as well as Larry Holmes, Ron Stander, Chuck Wepner, Jose King Roman, Light Heavyweight champ Foster, John Tate, Jimmy Young, Ron Lyle, Joe Bugner, Scott LeDoux and many others added intrigue to the division. Don King surged as a leading boxing promoter, and champions Duran, Monzon and Ali had historic rivalries with Esteban De Jesús, Rodrigo Valdez and Frazier, respectively. Boxing in the 1970s During the 1970s, boxing was characterized by
Evander Holyfield vs. Michael Moorer II both the WBA and IBF titles after refusing to fight Tony Tucker and Axel Schulz respectively. The vacant WBA title was then won by Bruce Seldon, who then lost the title to Mike Tyson. Tyson's first defense was against Holyfield, who earned an upset victory by 11th-round technical knockout to regain the WBA Heavyweight title. He would then successfully defend the title in a rematch with Tyson after Tyson was disqualified in the third round for biting Holyfield's ears. Meanwhile, Moorer would face Axel Schulz to determine who would win the vacant IBF Heavyweight title, winning the contest by spit