Athletics at the 1908 Summer Olympics – Men's 400 metres Athletics at the 1908 Summer Olympics – Men's 400 metres The men's 400 metres was an Olympic event for the fourth time at the 1908 Summer Olympics in London. The competition was held originally scheduled from July 21, 1908 to July 23, 1908. The rerun of the final was held on July 25, 1908. The races were held on a track of 536.45 metres= mile in circumference. 37 runners from ten nations competed. It was the most controversial event of the London Games. The final resulted in the disqualification of American runner John Carpenter, who had blocked British athlete Wyndham
Summer Olympic Games the 2020 Summer Olympics, when it will become the first city outside the Western world to have hosted the Summer Olympics more than once, having already hosted the Games in 1964. The other countries that have hosted the Summer Olympics are Belgium, Brazil, China, Canada, Finland, Italy, Mexico, Netherlands, South Korea, Spain, Soviet Union, and Sweden; each of these countries has hosted the Summer Games on just one occasion. Asia has hosted the Summer Olympics three times, in Tokyo, Japan (1964), Seoul, South Korea (1988), and Beijing, China (2008); Asia will host the Games for a fourth time in 2020