The Soviet Union (USSR) competed at the 1972 Summer Olympics in Munich, West Germany. 371 competitors, 298 men and 73 women, took part in 180 events in 22 sports.
Hungary competed at the 1980 Summer Olympics in Moscow, USSR. 263 competitors, 182 men and 81 women, took part in 151 events in 21 sports.
Romania competed at the 1980 Summer Olympics in Moscow, USSR. 228 competitors, 154 men and 74 women, took part in 135 events in 20 sports.
Colombia competed at the 1984 Summer Olympics in Los Angeles, United States. 39 competitors, 36 men and 3 women, took part in 34 events in 8 sports.
Kazakhstan competed at the 2000 Summer Olympics in Sydney, Australia. 130 competitors, 86 men and 44 women, took part in 104 events in 17 sports.
The Soviet Union (USSR) competed, for the last time before its dissolution, at the 1988 Summer Olympics in Seoul. 481 competitors, 319 men and 162 women, took part in 221 events in 27 sports. Athletes from 12 of the ex-Soviet republics would compete as the Unified Team at the 1992 Summer Olympics, and each nation would field independent teams in subsequent Games.
Denmark competed at the 1988 Summer Olympics in Seoul, South Korea. 78 competitors, 57 men and 21 women, took part in 73 events in 15 sports.
Canada competed at the 1988 Summer Olympics in Seoul, South Korea, held from 17 September to 2 October 1988. 328 competitors, 223 men and 105 women, took part in 193 events in 23 sports. Most Canadians remember these Olympics for Ben Johnson, who won the gold medal and set a world record in the men's 100 metres, before being disqualified and his record deleted after he tested positive for stanozolol.
The Unified Team at the 1992 Summer Olympics in Barcelona, Spain, was a joint team consisting of twelve of the fifteen former Soviet Union republics that chose to compete together. Estonia, Latvia, and Lithuania competed separately. The team has been informally called the Commonwealth of Independent States team, though Georgia was not yet a member of the CIS when it competed as part of the Unified Team. It competed under the IOC country code EUN. A total of 475 competitors, 310 men and 165 women, took part in 234 events in 27 sports.
Hungary competed at the 1992 Summer Olympics in Barcelona, Spain. 217 competitors, 159 men and 58 women, took part in 156 events in 23 sports.
Kazakhstan competed in the Summer Olympic Games as an independent nation for the first time at the 1996 Summer Olympics in Atlanta, United States. Previously, Kazakhstani athletes competed for the Unified Team at the 1992 Summer Olympics. 96 competitors, 72 men and 24 women, took part in 99 events in 14 sports.
Turkey competed at the 1996 Summer Olympics in Atlanta, United States.
Puerto Rico competed at the 1996 Summer Olympics in Atlanta, United States. 69 competitors, 47 men and 22 women, took part in 60 events in 16 sports.
Turkey competed at the 2000 Summer Olympics in Sydney, Australia.
Cuba competed at the 1996 Summer Olympics in Atlanta, United States. 164 competitors, 111 men and 53 women, took part in 84 events in 15 sports.
Cuba competed at the 1992 Summer Olympics in Barcelona, Spain. The nation returned to the Olympic Games after boycotting both the 1984 Games and the 1988 Games. 176 competitors, 126 men and 50 women, took part in 90 events in 16 sports.
Hungary competed at the 1988 Summer Olympics in Seoul, South Korea. The nation returned after the boycott of the Soviet-bloc of the 1984 Summer Olympics. 188 competitors, 152 men and 36 women, took part in 135 events in 20 sports.
Kyrgyzstan competed in the Summer Olympic Games as an independent nation for the first time at the 1996 Summer Olympics in Atlanta, United States. Previously, Kyrgyz athletes had competed for the Unified Team at the 1992 Summer Olympics.
Colombia competed at the 1996 Summer Olympics in Atlanta, United States. 48 competitors, 39 men and 9 women, took part in 44 events in 9 sports.
The Soviet Union (USSR) competed at the 1968 Summer Olympics in Mexico City. 312 competitors, 246 men and 66 women, took part in 164 events in 18 sports.
Russian Empire (1900–1912)
Romania (1924–1936)
Soviet Union (1952–1988)
Unified Team (1992)
