The men's hammer throw competition at the 2004 Summer Olympics in Athens was held at the Olympic Stadium on 20–22 August. There were 35 competitors from 24 nations. After a series of doping-related disqualifications, the event was won by Koji Murofushi of Japan, the nation's first medal in the event. All distances are given in metres.
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.
Sweden first participated at the Olympic Games at the inaugural 1896 Games, and has sent athletes to compete in every Games since then with one exception, the sparsely attended 1904 Summer Olympics. Sweden has earned medals at all Olympic games except for two, the 1896 Games and the 1904 Games. Sweden is the country with the longest Olympic Games medalling streak in history, having earned medals at every Olympic game since 1908.
Denmark first participated at the Olympic Games at the inaugural 1896 Games, and has sent athletes to compete in every Summer Olympic Games since then, except for the sparsely attended 1904 Games. Denmark has also participated in the Winter Olympic Games several times since 1948, including every Games since 1988.
Canada has competed at every Winter Olympic Games, and has won at least one medal each time. By total medals, the country's best performance was in the 2018 Winter Olympic Games where Canadian athletes won 29 medals. Canada set a new record for most gold medals won by a country in a single Winter Olympics with 14 at the 2010 Winter Olympics in Vancouver, Canada. This achievement surpassed the previous record of 13 gold medals held by the Soviet Union (1976) and Norway (2002). Both Germany and Norway matched the record total of 14 gold medals in Pyeongchang in 2018. This record has since been surpassed by Norway with 16 at the 2022 Winter Olympics.
Competitors at the Olympic Games have used banned athletic performance-enhancing drugs.
Athletics at the 2008 Summer Olympics were held during the last ten days of the games, from August 15 to August 24, 2008, at the Beijing National Stadium. The Olympic sport of athletics is split into four distinct sets of events: track and field events, road running events, and racewalking events.
Wrestling competitions at the 2008 Summer Olympics in Beijing, China, were held at the China Agricultural University Gymnasium from 12–21 August 2008. It was split into two disciplines, Freestyle and Greco-Roman which are further divided into different weight categories. Men competed in both disciplines whereas women only took part in the freestyle events with 18 gold medals being awarded. This was the second Olympics with women's wrestling as an event.
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.
Great Britain competed at the 2008 Summer Olympics in Beijing, China. The United Kingdom was represented by the British Olympic Association (BOA), and the team of selected athletes was officially known as Team GB. Britain is one of only five NOCs to have competed in every modern Summer Olympic Games since 1896. The delegation of 547 people included 311 competitors – 168 men, 143 women – and 236 officials. The team was made up of athletes from the whole United Kingdom including Northern Ireland. Additionally some British overseas territories compete separately from Britain in Olympic competition.
The Russian Federation competed at the 2008 Summer Olympics, held in Beijing, China, represented by the Russian Olympic Committee. Russia competed in all sports except baseball, field hockey, football, softball, and taekwondo. It ranked third in the medal table by the number of gold (24) and overall (60) medals. Russia also had 14 medals stripped for doping violations, the most of any nation at the 2008 Olympics, although in terms of gold medals it got a net positive of +1.
The 2008 Summer Olympics, officially known as the Games of the XXIX Olympiad, were a summer multi-sport event held in Beijing, the capital of the People's Republic of China, from 8 to 24 August 2008. Approximately 10,942 athletes from 204 National Olympic Committees (NOCs) participated in 302 events in 28 sports across 41 disciplines. Cycling BMX racing and 10 km (6.2 mi) marathon swimming were included as official medal events for the first time in history. The Marshall Islands, Montenegro and Tuvalu made their Summer Olympic debuts in Beijing.
The 2016 Summer Olympics, officially known as the Games of the XXXI Olympiad, and officially branded as Rio 2016, were an international multi-sport event held from 5 to 21 August 2016 in Rio de Janeiro, Brazil, with preliminary events in some sports beginning on 3 August. 11,238 athletes representing 207 National Olympic Committees (NOCs) participated, including first-time entrants Kosovo, South Sudan, and the Refugee Olympic Team. The games featured 306 events in 28 sports and 41 disciplines. The 2016 Summer Games were the first Olympics to be held in South America.
Ukraine competed at the 2012 Summer Olympics in London, from July 27 to August 12, 2012. This was the nation's fifth consecutive appearance at the Summer Olympics in the post-Soviet era. The National Olympic Committee of Ukraine sent a total of 238 athletes, split equally between men and women, to compete in 21 sports.
The athletics competitions at the 2012 Olympic Games in London were held during the last 10 days of the Games, on 3–12 August. Track and field events took place at the Olympic Stadium in east London. The road events, however, started and finished on The Mall in central London.
The Russian Federation competed at the 2012 Summer Olympics in London, United Kingdom, from 27 July to 12 August 2012. This was the nation's fifth consecutive appearance at the Summer Olympics as an independent nation. The Russian Olympic Committee sent a total of 436 athletes to the Games, 208 men and 228 women, to compete in 24 sports. For the first time in its Olympic history, Russia was represented by more female than male athletes.
Weightlifting competitions at the 2012 Summer Olympics in London were held from 28 July to 7 August in the ExCeL venue. Fifteen gold medals were awarded and 260 athletes took part.
The 100 metres at the Summer Olympics has been contested since the first edition of the multi-sport event. The men's 100 metres has been present on the Olympic athletics programme since 1896. The 100 metres is considered one of the blue ribbon events of the Olympics and is among the highest profile competitions at the games. It is the most prestigious 100 metres race at an elite level and is the shortest sprinting competition at the Olympics – a position it has held at every edition except for a brief period between 1900 and 1904, when a men's 60 metres was contested.
The team event in figure skating at the 2022 Winter Olympics was held on 4, 6, and 7 February, at the Capital Indoor Stadium in Haidian District of Beijing.
