Mike Tyson vs. Michael Spinks Mike Tyson vs. Michael Spinks Mike Tyson vs. Michael Spinks was a boxing match which took place on Monday June 27, 1988. Both men were undefeated and each had a claim to being the legitimate heavyweight champion. At the time, Tyson held the belts of all three of the major sanctioning organizations (World Boxing Council, World Boxing Association, and International Boxing Federation) while Spinks was the "Ring" champion and was considered the lineal champion. Held at the Atlantic City Convention Hall in Atlantic City, New Jersey and promoted as "once and for all", it was at the time the richest
Mike Tyson vs. Michael Spinks between Tyson and Spinks grew to settle the issue of who the real champion was, but negotiations were protracted because Tyson's co-managers Bill Cayton and Jimmy Jacobs and Spinks' manager Butch Lewis struggled to agree on terms. Negotiations temporarily broke down when Lewis insisted on a $15 million guarantee for his fighter. Annoyed at constantly being asked about the fight, Tyson eventually demanded that his managers reach an agreement with Lewis. By April an agreement had been reached, although another problem arose when the IBF threatened to strip Tyson of their title if the fight was not scheduled for 15