International Boxing Union (since 1996) World Super Middleweight title fights of Scott "The Sandman" Pemberton and Omar Sheika that became ESPN2's "Fight of the Year" in 2003 and 2004. On 7 April 2012, 7-time multiple weight class World Champion James Toney captured the vacant IBU World Heavyweight championship with a TKO over World Heavyweight Bare Knuckle Championship Holder Bobby Gunn. International Boxing Union (since 1996) The International Boxing Union (IBU) is a professional boxing sanctioning body founded in Atlanta, Georgia, United States, in 1996. It is unrelated to the International Boxing Union, based in Europe, which operated until the Second World War. Although the IBU
World boxing championship records and statistics World boxing championship records and statistics Since at least John L. Sullivan, in the late 19th century, there have been world champions in professional boxing. At the very beginnings, before any sanctioning body was established, many boxers proclaimed themselves as legitimate champions. Eventually, champions were recognized through public acclamation, succesively establishing a lineage. Important sets of weight classes were those specified in 1909 by the National Sporting Club of London, and those contained in the 1920 Walker Law which established the New York State Athletic Commission (NYSAC). NYSAC recognized champions from its foundation in 1920. The National Boxing Association (NBA)