Pan American Games Aires in 1940, the participants decided that the first games should be held in Buenos Aires in 1942. The plans had to be postponed because of World War II. A second Pan American Sports Congress held in London during the 1948 Summer Olympics reconfirmed Buenos Aires as the choice of host city for the inaugural games, which were held in 1951. The games offered 18 sports. Countries that were part of the Commonwealth of Nations such as Canada did not compete at the first Pan American Games. The second games were held in Mexico City, Mexico. Competitions started on March
Buenos Aires host city of the 2020 Summer Olympics and Thomas Bach was new IOC President. Buenos Aires bid to host the 2018 Summer Youth Olympics. On 4 July 2013, the IOC elected Buenos Aires as the host city. Buenos Aires hosted the 2006 South American Games too. Juan Manuel Fangio won five Formula One World Driver's Championships, and was only outstripped by Michael Schumacher, with seven Championships. The Buenos Aires Oscar Gálvez car-racing track hosted 20 Formula One events as the Argentine Grand Prix, between 1953 and 1998; it was discontinued on financial grounds. The track features various local categories on