High Quality Content by WIKIPEDIA articles! The 7th Asian Games were held from September 1, 1974 to September 16, 1974 in Tehran, Iran. The Aryamehr sports complex was built for the Games. The Asian Games were hosted in the Middle East for the first time. Tehran, the capital of Iran, played host to 3,010 athletes coming from 25 countries/NOCs, the highest number of participants since the inception of the Games.