28 July – 9 August 2012 was when it was held . Central London, Surrey (road) were the venues of Men's handballat the XXXI Olympiad . 1992 is when Men's handballat the XXXI Olympiad was established  . 16 (from 6 confederations) teams participated in Men's handballat the XXXI Olympiad . 28 from 18 nations competed in Men's handballat the XXXI Olympiad . The sport has the official site www.hardrock100.com
The website of the sport is www.hardrock100.com