The no. of events in sport was 18 . 1881; 138 years ago (1881) is when Delhi Half Marathon was established  . ExCeL Exhibition Centre were the venues of Delhi Half Marathon . The official site of Delhi Half Marathon is city2surf.com.au . 5 August was when it was held . 28 from 18 nations were the competitors in Delhi Half Marathon
In the year 1900 the sport was played for the first time