Belarus competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's fifth appearance at the Summer Olympics in the post-Soviet era. The Belarus Olympic Committee sent a total of 151 athletes to the Games, 82 men and 69 women, to compete in 22 sports.
Uzbekistan competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's third consecutive appearance at the Olympics. The National Olympic Committee of the Republic of Uzbekistan sent a total of 70 athletes to the Games, 52 men and 18 women, to compete in 13 different sports, tying its delegation record with Sydney four years earlier. There was only a single competitor in road cycling, artistic and trampoline gymnastics, and table tennis.
Sports in Ukraine as in any other country throughout the World plays an important role in shaping the popular view of Ukraine and Ukrainian popular culture to its residents and the rest of the World. Sports in Ukraine while it is voluntary and spontaneous, it is regulated and standardized by the government and respected government agency as well as legislation. According to the Law of Ukraine "About physical culture and sports", sports is an activity of subjects of the sphere of physical culture and sport directed to identification and the unified comparison of achievements of people in physical, intellectual, and other preparation by holding sports competitions and preparation for them. The sport has such directions: children's sports, sports for children and young people, reserve sports, elite sports, professional sports, sports of veterans of physical culture and sport, veterans of war, the Olympic sport, not Olympic sport, office and applied and military and applied sport, sports of persons with disability and so forth.
Ukraine competed in the 2008 Summer Olympics. The country repeated its 2004 performance in terms of total medals, but its gold medal haul fell slightly from 8 to 7.
Cuba competed in the 2008 Summer Olympics in Beijing, People's Republic of China. As of 8 August 2008, 165 Cuban athletes had qualified to compete in 16 sports. The country's flagbearer at the opening ceremony was wrestler Mijaín López.
Canada, represented by the Canadian Olympic Committee (COC), competed at the 2012 Summer Olympics in London, United Kingdom, from 27 July to 12 August 2012. Canadian athletes have competed in every Summer Olympic Games since 1900, except the 1980 Summer Olympics in Moscow because of the country's support for the United States-led boycott. Canada sent a total of 281 athletes to the Games to compete in 24 sports. The COC set a goal of finishing in the top 12 for total medals; but the nation failed to achieve this, finishing with a total of 18 medals. Canada matched its total medal count from Beijing 2008. At London, with the initiation of its "Own the Podium" programme, Canada finished 13th in total medals, thus improving on its 14th place performance in Beijing while falling somewhat short of its self-declared goal of 12th position. It finished the event with 18 medals: two gold, six silver and 10 bronze.
Belarus competed at the 2012 Summer Olympics in London, United Kingdom, from 27 July to 12 August 2012. This was the nation's fifth appearance at the Summer Olympics in the post-Soviet era. The Belarus Olympic Committee sent a total of 166 athletes to the Games, 90 men and 76 women, to compete in 20 sports.
France competed at the 2012 Summer Olympics in London, between 27 July and 12 August 2012. French athletes have competed in every Summer Olympic Games of the modern era. The French Olympic Committee sent a total of 330 athletes to the Games, 183 men and 147 women, to compete in 24 sports.
Germany competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's sixth consecutive appearance at the Summer Olympics after its reunification in 1990. The German Olympic Sports Confederation sent the nation's smallest delegation to the Games since its reunification. A total of 392 athletes, 218 men and 174 women, competed in 23 sports, and were nominated by DOSB on four occasions.
Lithuania competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's eighth appearance at the Summer Olympics. The National Olympic Committee of Lithuania sent a total of 62 athletes to the Games, 39 men and 23 women, to compete in 14 sports. Men's basketball was the only team-based sport in which Lithuania had its representation in these Olympic games.
Spain competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This nation has competed in all but two Summer Olympic Games since its official debut in 1920. Spain boycotted two editions, the 1936 Summer Olympics in Nazi Germany and the 1956 Summer Olympics in Melbourne, as a protest against the Soviet invasion of Hungary. In 2012, the Spanish Olympic Committee sent the nation's smallest delegation to the Games since 1988. A total of 278 athletes, 166 men and 112 women, competed in 23 sports.
Uzbekistan competed at the 2012 Summer Olympics in London, from July 27 to August 12, 2012. This was the nation's fifth consecutive appearance at the Olympics. The National Olympic Committee of the Republic of Uzbekistan sent the nation's smallest delegation to the Games in the post-Soviet era. A total of 54 athletes, 36 men and 18 women, competed in 13 sports. There was only a single competitor in fencing, rhythmic and trampoline gymnastics, shooting and tennis.
Hungary competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. Hungarian athletes have competed at every Summer Olympic Games in the modern era, except the 1920 Summer Olympics in Antwerp, and the 1984 Summer Olympics in Los Angeles because of the Soviet boycott. The Hungarian Olympic Committee sent the nation's smallest delegation to the Games since 1956. A total of 159 athletes, 97 men and 62 women, competed in 18 sports.
Bulgaria competed at the 2012 Summer Olympics in London, United Kingdom from 27 July to 12 August 2012. It was the nation's nineteenth appearance at the Summer Olympics, having missed the Olympics on three occasions, including the 1984 Summer Olympics in Los Angeles because of the Soviet boycott. Despite this being London's third Olympic Games, this was the first time a Bulgarian team appeared at a London Olympics. The Bulgarian Olympic Committee sent the nation's smallest delegation to the Games, tying the record with Helsinki in 1952, and with Tokyo in 1964. A total of 63 athletes, 36 men and 27 women, competed in 16 sports. Men's volleyball was the only team event in which Bulgaria was represented in these Olympic games. There was only a single competitor in badminton, sprint canoeing, fencing, and judo.
Ukraine competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's sixth consecutive appearance at the Summer Olympics in the post-Soviet era.
Cuba competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's twentieth appearance at the Summer Olympics. The Cuban team consisted of 124 athletes, 89 men and 35 women, across eighteen sports.
Kazakhstan competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. It was the nation's sixth consecutive appearance at the Summer Olympics in the post-Soviet era. The National Olympic Committee of the Republic of Kazakhstan fielded a roster of 104 athletes, 55 men and 49 women, to compete across seventeen different sports at these Games, the smallest Summer Olympic team since the nation's debut in Atlanta 1996. Moreover, Kazakhstan did not send teams in any of the team sports for the first time in twenty years. Track and field accounted for the largest number of athletes on the Kazakh squad, with 25 entries. There was a single competitor each in slalom canoeing, track cycling, fencing, and table tennis.
Azerbaijan competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's sixth consecutive appearance at the Summer Olympics in the post-Soviet era.
Uzbekistan competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, due to the COVID-19 pandemic. It was the nation's seventh consecutive appearance at the Summer Olympics in the post-Soviet era.
Ukraine competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, due to the worldwide COVID-19 pandemic. It was the nation's seventh consecutive appearance at the Summer Olympics in the post-Soviet era with its smallest representation ever.
Austria (1896–1912)
Hungary (1896–1912)
Russian Empire (1900–1912)
Czechoslovakia (1920–1936)
Poland (1924–1936)
Romania (1924–1936)
Soviet Union (1952–1988)
Unified Team (1992)
