Heavyweight unification series Heavyweight unification series The heavyweight unification series, also known as the Heavyweight World Series, was a sequence of professional boxing matches held in 1986 and 1987 to crown an undisputed champion of the heavyweight class. The series was produced by HBO Sports and promoted by Don King. It ended with Mike Tyson as undisputed champion, holding the championship belts of the International Boxing Federation, World Boxing Association, and World Boxing Council. Prior to the series, the last undisputed heavyweight champion had been Leon Spinks, who won the championship in his 1978 victory over Muhammad Ali. Spinks had been stripped of
Boxing at the 2004 Summer Olympics – Light heavyweight Boxing at the 2004 Summer Olympics – Light heavyweight The light heavyweight boxing competition at the 2004 Summer Olympics in Athens was held from 14 to 29 August at Peristeri Olympic Boxing Hall. This is limited to those boxers weighing between 75 and 81 kilograms. Like all Olympic boxing events, the competition was a straight single-elimination tournament. This event consisted of 28 boxers who have qualified for the competition through various tournaments held in 2003 and 2004. The competition began with a preliminary round on 14 August, where the number of competitors was reduced to 16, and concluded with the