Togo competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. The country's participation at Athens marked its seventh appearance in the Summer Olympics since its debut at the 1972 Summer Games in Munich, West Germany. The delegation included two track and field athletes and a single canoeist; Jan Sekpona in the men's 800 metres, Sandrine Thiébaud-Kangni in the women's 400 metres, and Benjamin Boukpeti in the men's K-1. Both Sekpona and Thiébaud-Kangni were eliminated in the first round of their competitions, while Boukpeti progressed to the semi-finals.
Ireland competed in the 2008 Summer Olympics, held in Beijing, China. It was the 19th Summer Games that Ireland contested as a nation under the Olympic Council of Ireland.
Portugal competed at the 2008 Summer Olympics in Beijing, People's Republic of China. It was the nation's twenty-second consecutive appearance at the Olympics. The Olympic Committee of Portugal was represented by a delegation of 129 people, of which 77 were competitors participating in 16 sports. Nelson Évora, the 2007 triple jump world champion, was chosen as the flag bearer during the opening ceremony; he won the triple jump event, giving Portugal its fourth ever Olympic gold medal.
Botswana competed in the 2008 Summer Olympics which were held in Beijing, People's Republic of China from August 8 to August 24, 2008.
Grenada competed in the 2008 Summer Olympics, held in Beijing, People's Republic of China from 8 to 24 August 2008. Nine athletes represented the country, eight track and field athletes and one boxer. Of the eight track and field competitors, five were women, and three were men. Although none of the athletes would win a medal, runners Allison George and Neisha Bernard-Thomas progressed past the qualification rounds, and participated on behalf of Grenada in the quarterfinals of their events. Grenada's Beijing delegation was their biggest at nine athletes, and marked the seventh consecutive appearance of Grenada at the Olympics.
Kenya competed in the 2008 Summer Olympics held in Beijing, People's Republic of China from August 8 to August 24, 2008. Kenya won a total of 14 medals, 6 of them gold, its best ever performance at the Olympics.
Venezuela competed in the 2008 Summer Olympics which was held in Beijing, People's Republic of China from August 8 to August 24, 2008.
Zambia competed in the 2008 Summer Olympics in Beijing, the People's Republic of China, sending eight athletes to the competition. The use of Simplified Chinese stroke count placed it last before the host nation in the Parade of Nations as it takes sixteen strokes to write the first character and four to write the second.
Bahrain competed at the 2008 Summer Olympics in Beijing, China. The country sent a total of 15 competitors to the Games, competing in athletics, swimming and shooting,. This constituted Bahrain's largest Olympic delegation to date. Among the country's representatives is Maryam Yusuf Jamal, reigning world champion in the women's 1,500 metre run. Rakia Al Gassra was the country's flagbearer at the Games' opening ceremony. In athletics, Rashid Ramzi was originally awarded the gold medal in men's 1,500 meters but it was later stripped due to doping violation.
Benin took part in the 2008 Summer Olympics which were held in Beijing, China from 8 to 24 August 2008. The country's participation at Beijing marked its eighth consecutive appearance in the summer Olympics since its debut in 1972, and its ninth Olympic appearance ever. The Benin delegation included five athletes in 2008, participating in three sports: athletics, swimming and taekwondo. Fabienne Feraez, a sprinter, was selected as the flag bearer for the opening ceremony. None of the Benin athletes progressed further than the heat round.
Belize competed in the 2008 Summer Olympics, held in Beijing, People's Republic of China from 8 to 24 August 2008. Its participation in Beijing marked its eighth Olympic appearance under the name "Belize" and its tenth overall, as its first two appearances were under the name "British Honduras". The Belizean delegation in 2008 included four athletes: three participated in track and field events and one in taekwondo. Belize did not medal in Beijing, and had not medaled before Beijing, but Jonathan Williams became the first Belizean athlete to advance past the first round of any Olympic event.
Qatar competed at the 2008 Summer Olympics in Beijing, China. The country sent its largest ever Olympic delegation to Beijing, with 22 athletes competing in seven sports: athletics, swimming, shooting, weightlifting, fencing, archery and taekwondo.
Chad sent a delegation of two athletes to compete at the 2008 Summer Olympics in Beijing, China: Moumi Sébergué, who competed in the men's 100 meters, and Hinikissia Albertine Ndikert, who competed in the women's 100 meters and also bore the Chadian flag during ceremonies. The appearance of this delegation marked the tenth appearance of Chad at the Summer Olympics, the first been in 1964 Summer Olympics in Tokyo, Japan, and its seventh appearance since its Olympic hiatus between 1976 and 1980. Both Sébergué and Ndikert ranked seventh in their respective heats and did not advance past the qualification round. As of the end of the 2012 London Olympics, there have been no medalists from Chad.
The men's 800 metres at the 2008 Summer Olympics took place from 20–23 August at the Beijing National Stadium. Fifty-eight athletes from 40 nations competed. The qualifying standards were 1:46.00 and 1:47.00. The final on 23 August resulted in a triumph for Kenyan runner Wilfred Bungei in an official time of 1:44.65, winning by 0.05 seconds. It was the first victory in the event for Kenya since 1992 and the third overall. Ismail Ahmed Ismail's silver medal was Sudan's first Olympic medal in any competition.
Chinese Taipei competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. "Chinese Taipei" was the designated name used by Taiwan to participate in some international organizations and almost all sporting events, including the Olympic Games. Neither the common name "Taiwan" nor the official name "Republic of China" would be used due primarily to opposition from the People's Republic of China. This was the nation's eighth consecutive appearance at the Olympics.
Jamaica competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was Jamaica's most successful performance in the Summer Olympics; it was approximately the same size from the previous games with a delegation of 50 athletes, and its athletes broke the nation's record for the number of medals, won in a single games. Jamaica's participation in London marked its sixteenth appearance as an independent nation, although it had previously competed in four other games as a British colony, and as part of the West Indies Federation. Usain Bolt became the nation's greatest highlight of these games, having won three of Jamaica's four gold medals at London, and breaking an Olympic and world record in two of the three events in which he participated. Because of his repeated successes for the most medals and records, Bolt became Jamaica's first male flag bearer at the opening ceremony since 1984.
Grenada competed at the 2012 Summer Olympics in London, United Kingdom from 27 July to 12 August 2012. This was the nation's eighth consecutive appearance at the Olympics. Few weeks before the Games, Grenadian athletes trained at Broadbridge Heath Leisure Centre near Horsham, West Sussex.
Nepal participated in the 2002 Asian Games held in Busan, South Korea, from September 29 to October 14, 2002. Athletes from Nepal won overall three medals, all bronzes in the sport of taekwondo, and clinched 32nd spot in the medal table.
Afghanistan competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. The country's participation at Rio de Janeiro marked its fourth consecutive appearance at the Summer Olympics and fourteenth in total. Afghanistan had officially made its debut in 1936 and missed five editions since then. Rohullah Nikpai, who had previously won a medal for Afghanistan in taekwondo, did not participate. In Rio, Afghanistan failed to earn a single Olympic medal for the first time since 2004.
Tuvalu competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. The country's participation at Rio de Janeiro marked its third consecutive appearance at the Summer Olympics since its debut in 2008. The delegation included a single track and field athlete: sprinter Etimoni Timuani. Etimoni was also the nation's flagbearer in the Parade of Nations. He did not progress past the first round of his men's 100 metres competition.
