The World Athletics Championships, known as the IAAF World Championships in Athletics until 2019, are a biennial athletics competition organized by World Athletics, formerly International Association of Athletics Federations. Alongside Olympic Games, the championships represents the highest level of senior international outdoor athletics competition for track and field athletics globally, including marathon running and race walking. Separate World Championships are held by World Athletics for certain other outdoor events, including cross-country running and half-marathon, as well as indoor and age-group championship.
The 400 metres hurdles is a track and field hurdling event. The event has been on the Olympic athletics programme since 1900 for men and since 1984 for women.
The 400 metres, or 400-meter dash, is a sprint event in track and field competitions. It has been featured in the athletics programme at the Summer Olympics since 1896 for men and since 1964 for women. On a standard outdoor running track, it is one lap around the track. Runners start in staggered positions and race in separate lanes for the entire course. In many countries, athletes previously competed in the 440-yard dash (402.336 m)—which is a quarter of a mile and was referred to as the "quarter-mile"—instead of the 400 m (437.445 yards), though this distance is now obsolete.
Swimming has been a sport at every modern Summer Olympics. It has been open to women since 1912. At the Olympics, swimming has the second-highest number of medal-contested events after athletics.
Athletics has been contested at every Summer Olympics since the birth of the modern Olympic movement at the 1896 Summer Olympics. The athletics program traces its earliest roots to events used in the ancient Greek Olympics. The modern program includes track and field events, road running events, and race walking events. Cross country running was also on the program in earlier editions but it was dropped after the 1924 Summer Olympics.
Shirley Frances Babashoff is an American former competition swimmer, Olympic champion, and former world record-holder in multiple events. Babashoff set six world records and earned a total of nine Olympic medals in her career. She won a gold medal in the 400-meter freestyle relay in both the 1972 and 1976 Olympics, and she won the 1975 world championship in both the 200-meter and 400-meter freestyle. During her career, she set 37 national records and for some time held all national freestyle records from the 100-meter to 800-meter event.
Jamaica competed at the 1976 Summer Olympics in Montreal, Quebec, Canada. 20 competitors, 11 men and 9 women, took part in 18 events in 3 sports.
The 1976 Summer Olympics were held in Montreal, Quebec, Canada; 26 events in swimming were contested. There was a total of 471 participants from 51 countries competing.
Fiji sent a delegation to compete at the 1976 Summer Olympics in Montreal, Quebec, Canada, from 17 July to 1 August 1976. This was the nation's fifth appearance at a Summer Olympic Games. Their first appearance was at the 1956 Summer Olympics in Melbourne, Australia. Fiji's delegation consisted of two competitors. Tony Moore who made it to the quarter-finals of the 200m sprint and round 1 in the 100m sprint. After not starting in the 400m sprint, he only made the qualification stage of the long jump. The other athlete was Miriama Tuisorisori-Chambault who competed in the women's pentathlon and long jump. She finished 18th overall in the pentathlon and 27th in qualifying for the long jump. She would not start in the 100m hurdles.
Mireia Belmonte García is a Spanish Olympic, world, and European champion swimmer. She is the former world record holder in the short course 200 metre butterfly, 400 metre individual medley, 400 metre freestyle, 800 metre freestyle, and 1500 metre freestyle. She was the first Spanish woman to win a gold medal in swimming at an Olympic Games and is widely considered to be the greatest Spanish swimmer of all time.
These are the official results of the women's 400 metres event at the 1980 Summer Olympics in Moscow. The competition was held on July 25, 1980, and on July 28, 1980.
These are the official results of the Men's 4 × 400 metre relay event at the 1980 Summer Olympics in Moscow, USSR. There were a total number of 24 nations competing. The top two in each heat and next two fastest advanced to the final.
These are the official results of the Men's 4 × 100 metre relay event at the 1980 Summer Olympics in Moscow, USSR. There were a total number of 16 nations competing. The top three in each heat and next two fastest advanced to the final.
Djan Garrido Madruga is a former international freestyle swimmer and former South American record-holder from Brazil. His younger brother Roger Madruga, was also a professional swimmer.
These are the official results of the women's 4 × 400 m relay event at the 1980 Summer Olympics in Moscow, Soviet Union. A total of 11 nations competed. The final was held on 1 August 1980. The event was won by the Soviet Union team of Tatyana Prorochenko, Tatyana Goyshchik, Nina Ziuskova and Irina Nazarova, which beat the East German team. Great Britain came third.
These are the official results of the men's 4 × 100 metres relay event at the 1976 Summer Olympics in Montreal, Quebec, Canada. The event was held on 30 and 31 July 1976. There were a total number of 20 nations competing.
These are the official results of the women's 4 × 100 metres relay event at the 1976 Summer Olympics in Montreal, Quebec, Canada. The event was held on 30 and 31 July 1976. There were a total number of 10 nations competing.
These are the official results of the men's 4 × 400 metres relay event at the 1976 Summer Olympics in Montreal, Quebec, Canada. The event was held on 30 and 31 July 1976. There were a total number of 16 nations competing.
The 4 × 400 metres relay at the Summer Olympics is the longest track relay event held at the multi-sport event. The men's relay has been present on the Olympic athletics programme since 1912 and the women's event has been continuously held since the 1972 Olympics. The inaugural mixed 4 × 400 metres relay was held at the 2020 Olympics. It is the most prestigious 4×400 m relay race at the elite level. At the 1908 Summer Olympics, a precursor to this event was held – the 1600 m medley relay. This event, with two legs of 200 m, one of 400 m, and a final leg of 800 m, was the first track relay in Olympic history.
