Who is the king of boxing? Most undefeated record in the world

Though boxing has been around for millennia as a means of self defence and settling arguments, the Olympic Games in St. Louis circa 1904 gave legitimacy to the sport. Before that, boxing used to be about fighting in front of a crowd till severe injury, settling personal disputes, or a sense of glory. A number of trophies such as livestock and valuable coins could be won in a bout, much different from the belts we have today