Mexico competed at the 1972 Summer Olympics in Munich, West Germany. 174 competitors, 152 men and 22 women, took part in 112 events in 20 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.
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 short Catalan segment was performed on a part of the Olympic Stadium, as the country hosted the next Olympics in Barcelona.
Portugal competed at the 1988 Summer Olympics in Seoul, South Korea.
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.
Spain competed at the 1996 Summer Olympics in Atlanta, United States. 289 competitors, 194 men and 95 women, took part in 157 events in 22 sports.
Mexico competed at the 1976 Summer Olympics in Montreal, Quebec, Canada. 97 competitors, 92 men and 5 women, took part in 54 events in 17 sports.
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 1928 Summer Olympics in Amsterdam, Netherlands.
Portugal competed at the 1932 Summer Olympics in Los Angeles, United States.
Portugal competed at the 1936 Summer Olympics in Berlin, Germany.
Portugal competed at the 1948 Summer Olympics in London, England. A delegation of forty eight competitors participated in eight sports, with an equestrian and sailing teams winning both a bronze and Portugal's first Olympic silver medal, respectively. This was also the first Olympics where this nation won more than one medal.
Portugal competed at the 1964 Summer Olympics in Tokyo, Japan. 20 competitors, 19 men and 1 woman, took part in 20 events in 7 sports.
Portugal competed at the 1968 Summer Olympics in Mexico City, Mexico. 20 competitors, 19 men and 1 woman, took part in 24 events in 6 sports.
Portugal competed at the 1972 Summer Olympics in Munich, West Germany. 29 competitors, all men, took part in 28 events in 8 sports.
Diogo do Couto was a Portuguese historian.
