Undisputed champion he was still described as "undisputed champion" by some reports. After Joe Calzaghe's super middleweight victory over Mikkel Kessler in November 2007, he was frequently described as "undisputed champion". Others disputed this, because although he held the WBA, WBC, and WBO belts, he vacated his IBF title in November 2006 rather than face a mandatory challenger, and immediately vacated other titles as well. The unified champion is defined as a boxer that holds at least two world championships of major sanctioning bodies (WBA, WBC, WBO or IBF) in their respective division. Around 2004, the World Boxing Association recognized three different
Boxing World Cup top ranked boxers competing in this event in their weight categories. The place chosen for the event was Moscow. Boxing World Cup The Boxing World Cup was an international boxing event organized by the International Boxing Association (AIBA), featuring boxers competing in different weight divisions, that was held in 2005, 2006 and 2008. Individual boxers were competing in their weight categories as part of the team competition, with the overall winner decided by the higher number of total wins. Each team represented countries and continents. The number of weight categories differed per Cup. Related type of competition could be considered