Summer Olympic Games the first athlete to ever win the distance double twice. Following the Soviet Union's 1979 invasion of Afghanistan, 66 nations, including the United States, Canada, West Germany, and Japan, boycotted the 1980 games held in Moscow. Eighty nations were represented at the Moscow Games – the smallest number since 1956. The boycott contributed to the 1980 Games being a less publicised and less competitive affair, which was dominated by the host country. In 1984 the Soviet Union and 13 Soviet allies reciprocated by boycotting the 1984 Summer Olympics in Los Angeles. Romania, notably, was one of the nations in the
1956 Summer Olympics the Northern Hemisphere, the 1956 Games did not take place at the usual time of year, because of the need to hold the events during the warmer weather of the host's spring/summer (which corresponds to the Northern Hemisphere's autumn/winter). The Olympic equestrian events could not be held in Melbourne due to Australia's strict quarantine regulations, so they were held in Stockholm five months earlier. This was the second time that the Olympics were not held entirely in one country, the first being the 1920 Summer Olympics, which were held in Antwerp, Belgium, with some events taking place in Amsterdam and