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 Association by other WBA-ranked boxers. As a result, the WBA's official list of champions will often show a "WBA Super World Champion" and a "WBA World Champion" for the same weight class, instead of simply "WBA Champion." The WBA has even been known to recognize three different fighters as one form of champion or another in the same weight class ("Super", "Regular", and "interim champion"), and there have been occasions where two different WBA "World" champions have defended their own versions of the same title, in the same weight class, on the same night, in two different parts of the world.