Great Britain, represented by the British Olympic Association (BOA), competed at the 1972 Summer Olympics in Munich, West Germany. 284 competitors, 210 men and 74 women, took part in 159 events in 18 sports. British athletes have competed in every Summer Olympic Games.
Great Britain, represented by the British Olympic Association (BOA), competed at the 1976 Summer Olympics in Montreal, Quebec, Canada. 242 competitors, 176 men and 66 women, took part in 148 events in 17 sports. British athletes have competed in every Summer Olympic Games.
Puerto Rico competed at the 1976 Summer Olympics in Montreal, Quebec, Canada. 80 competitors, 73 men and 7 women, took part in 74 events in 12 sports.
Great Britain, represented by the British Olympic Association (BOA), competed at the 1980 Summer Olympics in Moscow, Russian SFSR, Soviet Union. British athletes have competed in every Summer Olympic Games. 219 competitors, 149 men and 70 women, took part in 145 events in 14 sports.
Great Britain, represented by the British Olympic Association (BOA), competed at the 1984 Summer Olympics in Los Angeles, United States. British athletes have competed in every Summer Olympic Games. 337 competitors, 229 men and 108 women, took part in 190 events in 20 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.
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.
Great Britain, represented by the British Olympic Association (BOA), competed at the 1988 Summer Olympics in Seoul, South Korea. 345 competitors, 219 men and 126 women, took part in 191 events in 22 sports. British athletes have competed in every Summer Olympic Games.
Canada competed at the 1992 Summer Olympics in Barcelona, Spain, held from 25 July to 9 August 1992. 295 competitors, 179 men and 116 women, took part in 199 events in 24 sports.
Australia competed at the 1996 Summer Olympics in Atlanta, United States. Australia sent 417 athletes, 250 men and 167 women, to the Atlanta Games.
Great Britain, represented by the British Olympic Association (BOA), competed at the 1996 Summer Olympics in Atlanta, United States. British athletes have competed in every single Summer Olympic Games. 300 competitors, 184 men and 116 women, took part in 175 events in 22 sports. The Atlanta games saw Great Britain's worst performance at a Summer Olympics since 1952, finishing in 36th position with a single gold medal, and 15 medals overall.
Jamaica competed at the 1992 Summer Olympics in Barcelona, Spain. 36 competitors, 22 men and 14 women, took part in 23 events in 5 sports.
The men's 400 metres was the third-shortest of the men's track races in the Athletics at the 1964 Summer Olympics program in Tokyo. It was held on 17 October, 18 October, and 19 October 1964. 55 athletes from 36 nations entered, with 5 not starting in the first round. The first two rounds were held on 17 October, with the semifinals on 18 October and the final on 19 October. The maximum number of athletes per nation had been set at 3 since the 1930 Olympic Congress. The event was won by 0.1 seconds by Mike Larrabee of the United States, the third consecutive and tenth overall victory for an American in the event. Trinidad and Tobago and Poland each earned their first medal in the 400 metres.
Trinidad and Tobago competed at the 1992 Summer Olympics in Barcelona, Spain. Five track and field athletes and two cyclists represented Trinidad and Tobago. The team was headed by chef de mission Hasely Crawford, the winner of the gold medal in the 100 metres at the 1976 Summer Olympics.
Six athletes from Trinidad and Tobago competed at the 1988 Summer Olympics in Seoul, South Korea. Three track and field athletes, two cyclists and one swimmer represented the Caribbean nation.
Athletes from Trinidad and Tobago competed at the 1976 Summer Olympics in Montreal, Quebec, Canada. Thirteen competitors, all men, took part in ten events in three sports. This was Trinidad and Tobago's first Olympic gold medal victory.
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.
Barbados competed at the 1984 Summer Olympics in Los Angeles, United States. The nation returned to the Olympic Games after participating in the American-led boycott of the 1980 Summer Olympics. Sixteen competitors, thirteen men and three women, took part in sixteen events in six sports.
Barbados sent a delegation to compete at the 2008 Summer Olympics in Beijing, China. The island nation made its tenth appearance as an independent nation upon its arrival in Beijing. Eight athletes across three sports and ten events represented Barbados, marking the smallest delegation in its history up to the Beijing Games. Its runners and swimmers advanced past the first rounds in their events in four of their nine events, although none advanced to their events' final rounds or medaled. The nation's flagbearer during the Beijing Games was swimmer Bradley Ally.
Trinidad and Tobago sent a delegation to compete at the 2008 Summer Olympics in Beijing, China. Its participation in the Beijing games marked its eighteenth Olympic appearance and fifteenth Summer Olympic appearance since its debut at the 1948 Summer Olympics in London, excluding its joint participation with Jamaica and Barbados in 1960 as the West Indies Federation. With 28 athletes, more Trinidadians had competed at the Olympics than in any other single Olympic Games in its history before Beijing. Athletes representing Trinidad and Tobago advanced past the preliminary or qualification rounds in twelve events and reached the final rounds in four of those events. Of those four events, silver medals were won in the men's 100 meters and in the men's 4x100 meters relay. The latter was upgraded to gold due to one member of the quartet that crossed the line first, Nesta Carter, testing positive for a banned substance, resulting in their disqualification. The nation's flag bearer at the opening ceremony that year was swimmer and Athens medalist George Bovell.
British West Indies (1960 S)