Bids for the 2020 Summer Olympics Rome was nominated by the Italian National Olympic Committee on 19 May 2010. Italy's capital city was chosen over Venice as the country's bid for the 2020 Games. Rome previously hosted the Summer Olympics in 1960 and was chosen to host the 1908 Summer Olympics, but was relocated to London due to the 1906 eruption of Mount Vesuvius. It bid to host the 2004 Games but lost to Athens in the final round of voting. Rome hosted the 2009 World Aquatics Championships as well as the 1990 FIFA World Cup Final. Italy previously hosted the 2006 Winter Olympics in Turin
Summer Olympic Games from a 42-event competition with fewer than 250 male competitors from 14 nations in 1896, to 306 events with 11,238 competitors (6,179 men, 5,059 women) from 206 nations in 2016. The Summer Olympics has been hosted on five continents by a total of nineteen countries. The United States has hosted the Games four times (in 1904, 1932, 1984 and 1996); this is more times than any other nation. The Games have been held three times in the United Kingdom (in 1908, 1948 and 2012); twice each in Greece (1896, 2004), France (1900, 1924), Germany (1936, 1972) and Australia (1956, 2000);