2013 Event In Las Vegas, Floyd Mayweather beats Saul Alvarez, winning over $45 million dollars in a world-record purse 1986 Event 1st million-dollar purse for a handicap race won at Santa Anita 1984 Event Largest harness racing purse ($2,161,000-Nihilator wins $1,080,500) 1951 Event Largest purse to date in horse racing, $144,323, won by Great Circle 1924 Birthday Peter Miles, British keeper of privy purse
