Sport in the United Kingdom the evolution of modern boxing, with the codification of the rules of the sport known as the Queensberry Rules, named after John Douglas, 9th Marquess of Queensberry in 1867. Britain's first heavyweight world champion Bob Fitzsimmons made boxing history as the sport's first three-division world champion. Some of the best contemporary British boxers included; super-middleweight champion Joe Calzaghe, featherweight champion Naseem Hamed, and heavyweight champion Lennox Lewis. Welshman Calzaghe's display against Jeff Lacy in 2006 prompted Lacy's trainer to state "I have never seen a better performance than that in the world." British professional boxing offers some of the largest
Tiger Jack Fox dispute over a woman. Fox also fought and knocked out in two rounds former light-heavyweight champion Bob Olin, and he knocked out Lou Brouillard in seven. He was kayoed in three rounds by future lightheavyweight champion John Henry Lewis. Two of Fox's more surprising victories came against future heavyweight champion Jersey Joe Walcott. On May 12, 1937, Fox knocked out Walcott in the 8th round. In the following year Fox again defeated Walcott, this time by a ten-round decision. Fox is second on the all-time list for first-round knockouts, and was named to the Ring Magazine's list of 100 greatest