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 distance was chosen to ensure that the race finished in front of the box occupied by the British royal family. Thus the marathon had been for the first games in 1896, but was subsequently varied by up to due to local conditions such as street and stadium layout. At the six Olympic games between 1900 and 1920, the marathon was raced over six distances. At the end of the 1908 marathon the Italian runner Dorando Pietri was first to enter the stadium, but he was clearly in distress, and collapsed of exhaustion before he could complete the event. He was