The 1956 Summer Olympics, officially the Games of the XVI Olympiad and officially branded as Melbourne 1956, were an international multi-sport event held in Melbourne, Victoria, Australia, from 22 November to 8 December 1956, with the exception of the equestrian events, which were held in Stockholm, Sweden, in June 1956.
Kingdom of Thailand first participated at the Olympic Games in 1952, and has sent athletes to compete in every Summer Olympic Games since then, except when they participated in the US-led boycott of the 1980 Summer Olympics. Thailand has also participated in the Winter Olympic Games since 2002.
Athletes from Belarus began their Olympic participation at the 1952 Summer Games in Helsinki, Finland, as part of the Soviet Union. After the Soviet Union disbanded in 1991, Belarus, along with four of the other fourteen former Soviet republics, competed in the 1992 Winter Olympics as the Unified Team. Later in 1992, Belarus joined eleven republics to compete as the Unified Team at the Summer Games in Barcelona, Spain. Two years later, Belarus competed for the first time as an independent nation in the 1994 Winter Olympics, held in Lillehammer, Norway.
The United States of America has sent athletes to every celebration of the modern Olympic Games with the exception of the 1980 Summer Olympics, during which it led a boycott in protest of the Soviet Union's invasion of Afghanistan. The United States Olympic & Paralympic Committee (USOPC) is the National Olympic Committee for the United States.
The United Kingdom has been represented at every modern Olympic Games. By end of the 2024 Summer Olympics, it is third in the all-time Summer Olympic medal table by overall number of medals, and fourth in number of gold medals won. London hosted the Summer Olympic Games in 1908, 1948 and 2012.
Canada has competed at 28 Summer Olympic Games, missing only the inaugural 1896 Summer Olympics and the boycotted 1980 Summer Olympics. This count includes the 1906 Olympic Games, deemed unofficial 43 years after they were held. The nation made its debut at the 1900 Summer Olympics. Canada competes under the IOC country code CAN.
The all-time medal table for all Olympic Games from 1896 to 2024, including Summer Olympic Games, Winter Olympic Games, and a combined total of both, is tabulated below. These Olympic medal counts do not include the 1906 Intercalated Games which are no longer recognized by the International Olympic Committee (IOC) as official Games. The IOC itself does not publish all-time tables, and publishes unofficial tables only per single Games. This table was thus compiled by adding up single entries from the IOC database.
Russia, referred to by its formal name; the Russian Federation, by the International Olympic Committee, has competed at the modern Olympic Games on many occasions, but as different nations in its history. As the Russian Empire, the nation first competed at the 1900 Games, and returned again in 1908 and 1912. After the Russian revolution in 1917, and the subsequent establishment of the Soviet Union in 1922, it would be thirty years until Russian athletes once again competed at the Olympics, as the Soviet Union at the 1952 Summer Olympics. After the dissolution of the Soviet Union in 1991, Russia competed as part of the Unified Team in 1992, and finally returned once again as Russia at the 1994 Winter Olympics.
China's participation in the Olympic games is relatively recent. The People's Republic of China sent its first full athletic delegation to the Summer Olympic Games in the 1984 Summer Olympics which was held in Los Angeles, United States.
The 4 × 400 metres relay races at the 2000 Summer Olympics as part of the athletics program were held on 29 and 30 September. The winning margin was 0.10 seconds which as of 2023 remains the narrowest winning margin in this event at the Olympics since the introduction of fully automatic timing. The top two teams in each of the initial five heats automatically qualified for the semi-final. The next six fastest teams from across the heats also qualified. The top three teams in each of the semi-finals automatically qualified for the final. The next two fastest team from the semi-finals also qualified.
Azerbaijan first participated at the Olympic Games as an independent nation in 1996, and has sent athletes to compete in every Games since then. Previously, Azerbaijani athletes competed as part of the Soviet Union at the Olympics from 1952 to 1988, and after the dissolution of the Soviet Union, Azerbaijan was part of the Unified Team in 1992. Azerbaijani athletes have won a total of 42 medals at the Summer Olympic Games. The nation has not won any medals at the Winter Olympic Games. The National Olympic Committee of the Azerbaijani Republic was created in 1992 and recognized by the International Olympic Committee in 1993.
Venezuela first participated at the Olympic Games in 1948, and has sent athletes to compete in every Summer Olympic Games since then. Venezuela has also participated in the Winter Olympic Games since 1998. The Venezuelan Olympic Committee (COV) was created in 1935.
The 2014 Summer Youth Olympics, officially known as the II Summer Youth Olympic Games Chinese: 第二届夏季青年奧林匹克运动会; pinyin: Dì'èrjiè Xiàjì Qīngnián Àolínpǐkè Yùndònghuì, and commonly known as Nanjing 2014, were the second Summer Youth Olympic Games, an international sports, education and cultural festival for teenagers, held from 16 to 28 August 2014 in Nanjing, China. These were the first Youth Olympic Games held in China, making it the first country to host both regular and Youth Olympics following the 2008 Summer Olympics in Beijing.
South Korea competed at the 2018 Winter Olympics in Pyeongchang, from 9 to 25 February 2018, as the host nation. It was represented by 122 competitors[a] in all 15 disciplines.
Olympic Athletes from Russia (OAR) was the International Olympic Committee's (IOC) designation of select Russian athletes permitted to participate in the 2018 Winter Olympics in Pyeongchang, South Korea. The designation was instigated following the suspension of the Russian Olympic Committee after the Russian doping scandal. This was the second time that Russian athletes had participated under the neutral Olympic flag, the first being in the Unified Team of 1992.
The United States competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from February 9 to 25, 2018.
Germany competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 153 competitors in 14 sports. They won 31 medals in total, 14 gold, 10 silver and 7 bronze, ranking second in the medal table after Norway at the 2018 Winter Olympics. Germany excelled in ice track events, biathlon, Nordic combined and Ski jumping. The men's ice hockey team took a silver medal, having lost a closely contested final to Olympic Athletes from Russia.
Italy competed at the 2018 Winter Olympics in Pyeongchang, South Korea, from 9 to 25 February 2018, with 120 competitors in 14 sports. They won ten medals in total, three gold, two silver and five bronze, ranking 12th in the medal table. Short-track speed skater Arianna Fontana, who was also the flag bearer at the opening ceremony, was the country's most successful athlete, having won three medals, one of each color.
China competed at the 2018 Winter Olympics in PyeongChang, South Korea, from 9 to 25 February 2018. China competed in 12 sports, participating in bobsleigh, skeleton, and ski jumping for the first time. China won 9 medals in total.
The Netherlands competed at the 2018 Winter Olympics in Pyeongchang, South Korea, between 9 and 25 February 2018. Speed skater Jan Smeekens was appointed as flag bearer for the opening ceremony, which was attended by King Willem Alexander, Queen Máxima and Prime Minister Mark Rutte, who also observed the sporting events that featured Dutch competitors.
