Algeria competed at the 2004 Summer Olympics in Athens, Greece from 13 to 29 August 2004. It first competed in the Olympics in 1964, and entered the 2004 Athens Games having won a total of twelve medals — including one gold, one silver, and three bronze medals at the 2000 Summer Olympics. These medals were in athletics and boxing. 61 competitors, 46 men and 15 women, took part in 57 events in 10 sports.
Azerbaijan competed at the 2004 Summer Olympics in Athens, Greece from 13 to 29 August 2004. 36 competitors, 30 men and 6 women, took part in 36 events in 10 sports.
Switzerland competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. Swiss athletes competed at every Summer Olympic Games in the modern era, except when they boycotted the 1956 Summer Olympics in Melbourne as a protest to the Soviet invasion of Hungary. The Swiss Olympic Association sent a total of 98 athletes to the Games, 59 men and 39 women, to compete in 18 sports.
The United States of America (USA) competed at the 1992 Summer Olympics in Barcelona, Spain. 545 competitors, 355 men and 190 women, took part in 248 events in 28 sports. At the closing ceremony, a segment of American culture was performed, as the country hosted the next Olympics in Atlanta.
Algeria competed at the 2000 Summer Olympics in Sydney, Australia. 47 competitors, 37 men and 10 women, took part in 42 events across 10 sports.
Ethiopia competed at the 1960 Summer Olympics in Rome, Italy. Ten competitors, all men, took part in eight events in two sports. Abebe Bikila won the country's first ever Olympic medal by winning the men's marathon.
Ivory Coast competed at the 2000 Summer Olympics in Sydney, Australia. Nine athletes competed in seven events and won zero medals.
Australia competed at the 1952 Summer Olympics in Helsinki, Finland. 81 competitors, 71 men and 10 women, took part in 67 events in 12 sports. Australian athletes have competed in every Summer Olympic Games. As the country hosted the next Olympics in Melbourne, an Australian segment was performed at the closing ceremony.
Pakistan competed at the 1984 Summer Olympics in Los Angeles, United States. The nation returned to the Games after participating in the American-led boycott of the 1980 Summer Olympics. Pakistan won the gold medal in the men's hockey team competition.
Ghana competed at the 1960 Summer Olympics in Rome, Italy, for the first time as an independent nation. Previously, the Gold Coast had competed at the 1952 Summer Olympics. In total, 15 athletes competing in 2 sports represented Ghana.
The Colony and Protectorate of Kenya competed at the 1960 Summer Olympics in Rome, Italy. 27 competitors, all men, took part in 13 events in 4 sports.
Great Britain, represented by the British Olympic Association (BOA), competed as the host nation for the 1948 Summer Olympics in London. It was the second time that the United Kingdom had hosted the Summer Olympic Games, equalling the record of France and the United States to that point. British athletes have competed in every Summer Olympic Games. 404 competitors, 335 men and 68 women, took part in 139 events in 21 sports.
India competed at the 1960 Summer Olympics in Rome, Italy. 45 competitors, all men, took part in 20 events in 6 sports. India's only medal in the Games was a silver in men's field hockey, when they lost to Pakistan in the final. Athlete Milkha Singh finished 4th in Men's 400m.
Mexico competed at the 1948 Summer Olympics in London, England. 88 competitors, 81 men and 7 women, took part in 57 events in 14 sports.
Pakistan competed in the Summer Olympic Games for the first time at the 1948 Summer Olympics in Wembley Park, London, England. 35 competitors, all men, took part in 20 events in 6 sports.
Italy competed at the 2008 Summer Olympics, held in Beijing, China. The country sent a delegation of 344 athletes to compete.
Pakistan competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's sixteenth appearance at the Olympics, except the 1980 Summer Olympics in Moscow, because of its support to the United States boycott.
Ecuador competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's twelfth consecutive appearance at the Olympics. It had first competed at the 1924 Summer Olympics in Paris.
Moldova competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's fifth consecutive appearance at the Summer Olympics in the post-Soviet era.
The Middle Eastern nation of Iraq competed at the 2012 Summer Olympics in London, held from 27 July to 12 August 2012. This was the nation's thirteenth appearance at the Olympics since its debut at the 1948 Summer Olympics in the same host city.
