Greece was the host country for the 2004 Summer Olympics in Athens, from 13 to 29 August 2004. As the progenitor nation and in keeping with tradition, Greek athletes have competed at every Summer Olympics in the modern era, alongside Australia, Great Britain, and Switzerland. The Hellenic Olympic Committee fielded a total of 426 athletes to the Games, 215 men and 211 women, and had achieved automatic qualification places in all sports, with the exception of men's and women's field hockey. It was also the nation's largest team ever in Summer Olympic history since the first modern Games were held in 1896.
The Netherlands competed at the 2008 Summer Olympics in Beijing, People's Republic of China. This was announced in an official statement on the NOC*NSF website. In the statement they named the Olympic Games and the Paralympic Games as a highlight in sports to which a lot of sportspeople, coaches and the Dutch sports fans would look forward. The Netherlands aimed for a top 10 nations ranking in the Olympics as well as a top 25 ranking in the Paralympics; they ended up ranking 12th at the Games.
The People's Republic of China, the previous host of the 2008 Olympics at Beijing, competed at the 2012 Summer Olympics in London, the United Kingdom, between 27 July and 12 August 2012. This was the nation's ninth appearance at the Summer Olympics since its debut in 1952. A total of 396 Chinese athletes, 171 men and 225 women, were selected by the Chinese Olympic Committee to compete in 23 sports. For the fourth time in its Olympic history, China was represented by more female than male athletes.
Italy competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This nation has competed at every Summer Olympic Games in the modern era, except for the 1904 Summer Olympics in St. Louis. The Italian National Olympic Committee sent the nation's smallest delegation to the Games since the 1988 Summer Olympics in Seoul. A total of 285 athletes, 162 men and 123 women, competed in 22 sports.
Croatia competed at the 2012 Summer Olympics in London, United Kingdom, from 27 July to 12 August 2012. This was the nation's sixth consecutive appearance at the Summer Olympics.
There were 128 qualifying places available for archery at the 2015 European Games: 64 for men and 64 for women.
The Diving events at the 2015 European Games took place at the Baku Aquatics Centre, Baku from 18 to 21 June 2015. Eight events were contested, six from the Olympic program, 3 metre and 3 metre synchronised springboard, and platform for both men and women. In addition, two non-Olympic events, men's and women's 1m springboard, were held. The Olympic events of men's and women's 10 metre synchronised diving were not held.
Great Britain participated at the 2015 European Games, in Baku, Azerbaijan from 12 to 28 June 2015. As this was the inaugural Games, this was Great Britain's first appearance.
Spain competed at the 2015 European Games, in Baku, Azerbaijan from 12 to 28 June 2015.
Ukraine competed at the 2015 European Games, in Baku, Azerbaijan from 12 to 28 June 2015.
Azerbaijan participated at the 2015 European Games in Baku, Azerbaijan from 12 to 28 June 2015. As host nation, Azerbaijan automatically receives a number in quota places in each sport, regardless of how they fare in the qualification.
Great Britain, or in full Great Britain and Northern Ireland, represented by the British Olympic Association (BOA), the previous host of the 2012 Olympics at London, competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016 and the team of selected athletes was officially known as Team GB. British athletes have appeared in every Summer Olympic Games of the modern era, alongside Australia, France, Greece, and Switzerland, though Great Britain is the only country to have won at least one gold medal at all of them. The team represented the United Kingdom, the three Crown Dependencies, and the thirteen British Overseas Territories, ten of whom sent representatives.
The United States of America (USA), represented by the United States Olympic Committee (USOC), competed at the 2016 Summer Olympics in Rio de Janeiro, from August 5 to 21, 2016. U.S. athletes have appeared in every Summer Olympic Games of the modern era, with the exception of the 1980 Summer Olympics in Moscow, which they boycotted in protest of the Soviet invasion of Afghanistan. For the second consecutive time in the Summer Olympics, the United States was represented by more female than male athletes (264 men and 291 women).
Serbia competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. It was the nation's fourth appearance at the Summer Olympics as an independent country. The Olympic Committee of Serbia confirmed a roster of 103 athletes, 58 men and 45 women, to compete across 14 sports at the Games.
Hungary competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. Hungarian athletes have appeared in every edition of the Summer Olympic Games, except for two occasions. Hungary was not invited to the 1920 Summer Olympics in Antwerp, because of its role in the first World War, and it was also part of the Soviet boycott, when Los Angeles hosted the 1984 Summer Olympics.
Croatia competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's seventh consecutive appearance at the Summer Olympics. The Croatian Olympic Committee confirmed a roster of 87 athletes, 68 men and 19 women, to compete across 18 sports at the Games.
Spain, represented by the Spanish Olympic Committee (COE), competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. Since the nation's official debut in 1920, Spanish athletes have appeared in every edition of the Summer Olympic Games except for two; the 1936 Summer Olympics in Nazi Germany, and the 1956 Summer Olympics in Melbourne, as a protest against the Soviet invasion of Hungary. The Spanish Olympic Committee sent a total of 306 athletes, 163 men and 143 women, to compete in 25 sports.
Azerbaijan competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's sixth consecutive appearance at the Summer Olympics in the post-Soviet era.
Water polo competitions at the 2019 Pan American Games in Lima, Peru were held from July 28 to August 10. The venue for the competition was the water polo pool located at the Villa María del Triunfo cluster. A total of eight men's and eight women's teams competed in each tournament. This meant a total of 176 athletes were scheduled to compete.
Water polo competitions at the 2023 Pan American Games was held from October 30 to November 4. The venue for the competition was the Aquatic Center, in Santiago, Chile. A total of eight men's and eight women's teams competed in each tournament. This means a total of 192 athletes competed.
