Australia competed at the 1980 Summer Olympics in Moscow, USSR. In partial support of the American-led boycott of the 1980 Summer Olympics Australia competed under the Olympic Flag. 120 competitors, 92 men and 28 women, took part in 92 events in 17 sports.
Japan competed at the 1984 Summer Olympics in Los Angeles, United States. Japan returned to the Games after participating in the American-led boycott of the 1980 Summer Olympics. 226 competitors, 174 men and 52 women, took part in 147 events in 22 sports.
Sweden competed at the 1984 Summer Olympics in Los Angeles, California, United States. 174 competitors, 131 men and 43 women, took part in 138 events in 19 sports.
The Netherlands competed at the 1984 Summer Olympics in Los Angeles, United States. 136 competitors, 82 men and 54 women, took part in 74 events in 15 sports.
Switzerland competed at the 1984 Summer Olympics in Los Angeles, United States. 129 competitors, 102 men and 27 women, took part in 91 events in 18 sports.
Italy competed at the 1984 Summer Olympics in Los Angeles, United States. 268 competitors, 222 men and 46 women, took part in 151 events in 23 sports.
Australia competed at the 1984 Summer Olympics in Los Angeles, United States. Australian athletes have competed in every Summer Olympic Games. 242 competitors, 169 men and 73 women, took part in 137 events in 22 sports.
Mexico competed at the 1984 Summer Olympics in Los Angeles, United States. 99 competitors, 77 men and 22 women, took part in 87 events in 18 sports.
Spain competed at the 1984 Summer Olympics in Los Angeles, United States. 179 competitors, 163 men and 16 women, took part in 104 events in 23 sports.
Canada competed at the 1984 Summer Olympics in Los Angeles, United States, held from 28 July to 12 August 1984. Canada returned to the Summer Games after having participated in the American-led boycott of the 1980 Summer Olympics. 408 competitors, 257 men and 151 women, took part in 193 events in 23 sports.
Greece competed at the 2000 Summer Olympics in Sydney, Australia. Greek athletes have competed in every Summer Olympic Games. At the closing ceremony, a Greek segment was performed, as the country hosted the next Olympics in Athens four years later.
Mexico competed at the 1988 Summer Olympics in Seoul, South Korea. 83 competitors, 66 men and 17 women, took part in 82 events in 17 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.
Romania competed at the 1996 Summer Olympics in Atlanta, United States. 165 competitors, 98 men and 67 women, took part in 122 events in 18 sports.
The Netherlands competed at the 1972 Summer Olympics in Munich, West Germany. 119 competitors, 90 men and 29 women, took part in 72 events in 16 sports.
Greece competed at the 1980 Summer Olympics in Moscow, USSR. Greek athletes have competed in every Summer Olympic Games. Of the four nations that have been to every Summer Games, Greece was the only one to compete under its national flag at Moscow, as the other three and several other nations competed under the Olympic flag in protest of the USSR's involvement in the Afghan Civil War.
Greece competed at the 1996 Summer Olympics in Atlanta, United States. Greek athletes have competed in every Summer Olympic Games. 121 competitors, 87 men and 34 women, took part in 94 events in 18 sports.
Greece competed at the 1992 Summer Olympics in Barcelona, Spain. Greek athletes have competed in every Summer Olympic Games. 70 competitors, 56 men and 14 women, took part in 53 events in 17 sports.
Greece competed at the 1988 Summer Olympics in Seoul, South Korea. Greek athletes have competed in every Summer Olympic Games.
Guatemala competed at the 1984 Summer Olympics in Los Angeles, United States. 24 competitors, 20 men and 4 women, took part in 40 events in 9 sports.
