Leon Spinks vs. Muhammad Ali II John Tate and Gerrie Coetzee for the vacant WBA title. "We knew Muhammad Ali was going to retire," Arum said, "but as long as he delayed, I couldn't make definite plans." However, in October 1980 Ali returned to face WBC Champion Larry Holmes but was stopped by TKO in the 10th round. He then retired for good after a lackluster loss to Trevor Berbick in December 1981, thus making this fight the final win in Ali's career. Leon Spinks vs. Muhammad Ali II Leon Spinks vs. Muhammad Ali II, was a professional boxing match contested on September 15, 1978 in
Jabir Herbert Muhammad Group, until Ali's retirement in 1981. Muhammad negotiated the first multimillion-dollar earnings for any athlete, starting with the $2.5M Ali earned for the Frazier vs Ali “Fight of the Century” in March, 1971 and including the $5.5M purse Ali achieved for the Foreman vs Ali “Rumble in the Jungle” in Zaire in 1974. Muhammad was considered one of the most powerful figures in boxing in the 1960s and 1970s, achieving the International Boxing Hall of Fame's 1974 "Manager of the Year" award. He continued to manage Ali's career for another ten years after his retirement from boxing. Muhammad then went