The modern Olympic Games are the world's leading international sporting events. They feature summer and winter sports competitions in which thousands of athletes from around the world participate in a variety of competitions. The Olympic Games are considered the world's foremost sports competition, with more than 200 teams, representing sovereign states and territories, participating. By default, the Games generally substitute for any world championships during the year in which they take place. The Olympic Games are held every four years. Since 1994, they have alternated between the Summer and Winter Olympics every two years during the four-year Olympiad.
The 2004 Summer Olympics, officially known as the Games of the XXVIII Olympiad, were a summer multi-sport event held in Athens, the capital city of Greece, from 13 to 29 August 2004. A total of 10,625 athletes from 201 countries represented by National Olympic Committees participated in these games, competing in 301 events in 28 sports. Kiribati and Timor Leste competed for the first time in these Olympic Games.
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.
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.
Competitors at the Olympic Games have used banned athletic performance-enhancing drugs.
Boxing has been contested at every Summer Olympic Games since its introduction to the program at the 1904 Summer Olympics, except for the 1912 Summer Olympics in Stockholm, because Swedish law banned the sport at the time. The 2008 Summer Olympics were the final games with boxing as a male only event. Since the 2012 Summer Olympics, women's boxing is part of the program.
Adem Kılıççı is a Turkish professional boxer in the middleweight division. At 1.85 m (6.1 ft), he weighs 75 kg (165 lb). He is currently a member of the Fenerbahçe Boxing Club in Istanbul. On 1 February 2017, the IOC disqualified Kılıççı from the 2012 Olympic Games due to an adverse test for turinabol, a finding from the IOC's 2016 wave of retesting of samples from previous Games. Kılıççı had ranked 5th in men's 69–75 kg boxing.
Kosovo made its Olympic debut as a member state in 2016. Its team is organized by the Olympic Committee of Kosovo (OCK), created in 1992 and recognized by the International Olympic Committee on 9 December 2014. It won its first medal in its debut appearance in 2016, when judoka Majlinda Kelmendi took gold in the women's -52 kg category. In the 2020 Tokyo Olympics, Nora Gjakova won gold in the women's judo -57 kg class, and Distria Krasniqi won gold in the women's judo -48 kg class.
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. They 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.
Canoeing at the 2012 Summer Olympics in London were contested in two main disciplines: canoe slalom, from 29 July to 2 August, and canoe sprint, from 6 to 11 August. The slalom competition was held at the Lee Valley White Water Centre and the sprint events were staged at Eton College Rowing Centre, at Dorney Lake, known as Eton Dorney.
Lithuania competed at the 2012 Summer Olympics in London, from 27 July to 12 August 2012. This was the nation's eighth appearance at the Summer Olympics. The National Olympic Committee of Lithuania sent a total of 62 athletes to the Games, 39 men and 23 women, to compete in 14 sports. Men's basketball was the only team-based sport in which Lithuania had its representation in these Olympic games.
The United States of America (USA), represented by the United States Olympic Committee (USOC), competed at the 2012 Summer Olympics in London, from July 27 to August 12, 2012. U.S. athletes have competed at every Summer Olympic Games in the modern era, except the 1980 Summer Olympics in Moscow which they boycotted in protest of the Soviet invasion of Afghanistan. The USOC sent a total of 530 athletes to the Games, 262 men and 268 women, to compete in 25 sports. For the first time in its Olympic history, the United States was represented by more female than male athletes.
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 2012 Summer Olympics, officially known as the Games of the XXX Olympiad, was a summer multi-sport event held in London, the capital of the United Kingdom, from 27 July to 12 August. A total of 10,768 athletes from 204 nations participated in 302 events in 26 sports across 39 different disciplines.
The Russian Federation competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was Russia's sixth consecutive appearance at the Summer Olympics as an independent nation. The nation finished fourth in the medal standings, with 19 gold and 56 total medals, ensuring that Soviet and Russian athletes had never placed below fourth since they started participating in 1952.
Competitions in the sport of climbing, governed by the International Federation of Sport Climbing (IFSC), have been held at two editions of the Summer Olympic Games. First selected as one of the discretionary sports at the 2020 and 2024 games, sport climbing will be inducted as one of the mandatory sports at the 2028 games. Athletes compete in the disciplines of bouldering, lead climbing, and speed climbing. All three were contested as a single event in the 2020 programme, while speed climbing was spun off into its own event in the 2024 programme. Slovenia have won the most gold medals (2), while Austria, Japan, and the United States have won the most medals overall.
