Alan Minter Middleweight Champion Vito Antuofermo's title at the Caesars Palace. He won the title by a 15-round decision and, in a rematch, he retained the world title by a TKO in eight rounds. Minter's run as world champion came to an end on 27 September of that year, when he was stopped on cuts in three rounds to Marvin Hagler at Wembley Arena in London. After the fight was stopped, Minter's supporters caused a riot, throwing beer cans and bottles into the ring and both boxers had to be ushered away by the police. Minter beat fringe contender Ernie Singletary in
Undisputed champion awarded to champions that were able to defend the WBA title 5 times), the term "undisputed" was dropped completely. Keys: Keys: Undisputed champion In professional boxing, the undisputed champion of a weight class is usually a boxer who is recognized as the world champion at that class by each boxing organization, However, there are no officially declared necessary conditions needed to become an undisputed champion, as the major boxing organizations refer to all boxers holding at least two world titles in their respective division as "unified champions". Prior to the 1960s, most champions were "undisputed", although the term was rarely