Alan Minter Ali–Leon Spinks I undercard in Las Vegas, Nevada, he won his first bout in the United States by knocking out Sandy Torres in five. Then, he went to Italy once again to regain his European Middleweight title by knocking out Angelo Jacopucci in twelve rounds. Jacopucci died a few days afterwards, due to injuries sustained in the bout. Minter finished his year by avenging his loss to Tonna with a six-round knockout. In 1979, Minter won all four of his fights, two of them by knockout. On 16 March 1980, in Las Vegas, he was given a shot at World
Undisputed champion subsequently remained unbeaten, defending his remaining belt until 2004. Speaking of Jones' claim to being undisputed champion, one writer opined that the distinction "could just as easily belong to current WBO titlist Dariusz Michalczewski." Five months after Lennox Lewis unified the WBC, IBF and WBA belts to become the undisputed heavyweight champion, a U.S. Federal Judge ruled that Lewis would be stripped by the WBA of their world championship belt for fighting Michael Grant instead of the association's #1 contender, John Ruiz. The fight took place on April 29, 2000. Lewis remained a unified world champion until April 22, 2001,