World Boxing Organization (as they did with several established champions in the lower weight divisions), the WBO sanctioned a fight between two relatively unknown fighters, Francesco Damiani (winner of the super heavyweight silver medal at the 1984 Summer Olympics) and Johnny DuPlooy, to determine the inaugural holder of its own heavyweight title in 1989. All other sanctioning bodies of boxing recognized the then-undefeated Mike Tyson as the undisputed heavyweight champion. Damiani, meanwhile, went on to become the first WBO heavyweight champion. At heavyweight, especially in the United States, the organization initially struggled to gain credibility as a major sanctioning body, with WBO heavyweight
Boxing in Wales decade of the 21st century of boxing in Wales was dominated by a single fighter, Joe Calzaghe. Although Calzaghe came to note after beating former Middleweight World Champion Chris Eubank on points in 1997 to win the WBO title, it was during the 2000s that he came to prominence. Calzaghe finished his career with 46 bouts and no losses, one of the few World Champions to retire undefeated. Other boxers of note to emerge during the early 21st century include, Jason Cook who became European Lightweight Champion in 2002, Nathan Cleverly the European, British and Commonwealth light heavyweight title holder,