Spain competed at the 1972 Summer Olympics in Munich, West Germany. 123 competitors, 118 men and 5 women, took part in 59 events in 17 sports.
Spain competed at the 1980 Summer Olympics in Moscow, USSR. In partial support of the American-led Olympics boycott, Spain competed under the Olympic Flag instead of its national flag. 155 competitors, 146 men and 9 women, took part in 75 events in 18 sports.
Portugal competed at the 1984 Summer Olympics in Los Angeles, United States.
Brazil competed at the 2000 Summer Olympics in Sydney, Australia. Brazilian athletes won twelve medals: six silver and six bronze, in the first Summer Olympics edition without a gold medal since the 1976 Summer Olympics. The 205 competitors, 111 men and 94 women, took part in 96 events in 23 sports.
Spain competed at the 2000 Summer Olympics in Sydney, Australia. 321 competitors, 216 men and 105 women, took part in 165 events in 27 sports.
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.
Spain competed at the 1988 Summer Olympics in Seoul, South Korea. 229 competitors, 200 men and 29 women, took part in 130 events in 24 sports. At the closing ceremony, a Spanish segment was performed, as the country hosted the next Olympics in Barcelona.
Portugal competed at the 1988 Summer Olympics in Seoul, South Korea.
Brazil competed at the 1992 Summer Olympics in Barcelona, Spain. 182 competitors, 132 men and 50 women, took part in 107 events in 23 sports. Brazilian Team has conquered only 3 medals in Barcelona. It was the lowest number since Montreal 1976, but unlike Montreal, two of the three medals were gold and this is also until the date of the games the best result of the country, as the Barcelona Games was the first without boycotts since the Mexico City games in 1968.
Portugal competed at the 1992 Summer Olympics in Barcelona, Spain. 90 competitors, 68 men and 22 women, took part in 71 events in 14 sports.
Portugal competed at the 1996 Summer Olympics in Atlanta, United States.
Portugal competed at the 2000 Summer Olympics in Sydney, Australia.
Portugal competed at the 1980 Summer Olympics in Moscow, USSR.
Portugal competed at the 1960 Summer Olympics in Rome, Italy. A delegation of sixty five competitors participated in a record number of eleven sports, with the Star sailing team winning an Olympic silver medal, the second in Portugal's history.
Portugal competed at the 1952 Summer Olympics in Helsinki, Finland.
Portugal competed at the 1972 Summer Olympics in Munich, West Germany. 29 competitors, all men, took part in 28 events in 8 sports.
Puerto Rico competed at the 1968 Summer Olympics in Mexico City, Mexico. 58 competitors, 54 men and 4 women, took part in 54 events in 10 sports.
Costa Rica competed at the 1968 Summer Olympics in Mexico City, Mexico. Eighteen competitors, seventeen men and one woman, took part in eighteen events in six sports.
