On February 14, 1963 at the meeting of representatives of 11 countries: USA, Argentina, Brazil,Chile, France, Great Britain, Mexico, Panama, Peru, Philippines and Venezuela in Mexico City was created the first really international boxing organization - World Boxing Council (WBC). New York State Athletic Commission (NYSAC), rival of the WBA in world boxing, supported new organization and was adopted into WBC in 1970. On July, 1963, in Chicago, Sonny Liston beat Floyd Patterson by knockout in the 1st round. It was the first sanctioned Heavyweight title fight for the new boxing organization. In 1983, for boxers' safety, WBC decided to reduce the distance of world championship fights from 15 rounds to 12 and other boxing organizations soon followed. Among changes proposed by WBC also are the official weigh-in 24 hours prior to each bout and intoduction of new intermediate weight divisions. In 1975 Jose Sulaiman, a Mexican boxing official of Lebanese-descent, was elected President of the WBC. In 2014, after the death of Jose Sulaiman, his son Mauricio Sulaiman was elected President of the WBC.

All time WBC Boxing Champions

The World Boxing Organization (WBO), last of four major professional boxing organizations, that currently recognizing professional boxing world champions. It was formed in 1988 after scandal at WBA annual meeting in Isla Margarita, Venezuela, when group of Puerto Rican and Dominican businessmen complained existing WBA's questionable rules and ratings systems. The first championship bout was for vacant super middleweight title between Thomas Hearns and James Kinchen. Hearns won and became the first WBO world champion. The first holder of WBO heavyweight title became Francesco Damiani, although WBA, WBC and IBF recognized Mike Tyson as the heavyweight champion at the time. In 1996 the new WBO President became Puerto Rican lawyer Francisco Valcarcel that soon sign deals with the WBA and IBF to hold unification fights between WBO and other boxing organizations. Due a long personal feud between Francisco Valcarcel and WBC President Jose Sulaiman, the WBC was the last organization, which wrote unification bouts convention. The Central office of the WBO is located in San Juan, Puerto Rico.

All time WBO Boxing Champions