1500 Meters Freestyle World Record Set On this day, in 2012 Chinese swimmer Sun Yang set a record time in the 1500 metres freestyle swimming race at the London Olympic Games. August 4, 2012 Sport: Olympics Trivia Which Nations Won the Gold, Silver and Bronze Medals the Last Time Baseball Was an Olympic Sport? What Are the Five Events That Make Up the Modern Olympic Pentathon? sports in this article Swimming tags in this article Fan On This Day SportsEngine