Ukraine competed at the 2000 Summer Olympics in Sydney, Australia. 230 competitors, 139 men and 91 women, took part in 185 events in 23 sports.
Bulgaria competed at the 1964 Summer Olympics in Tokyo, Japan. 63 competitors, 56 men and 7 women, took part in 56 events in 9 sports.
Bulgaria competed at the 1960 Summer Olympics in Rome, Italy. 98 competitors, 89 men and 9 women, took part in 66 events in 12 sports.
At the 1920 Summer Olympics, ten wrestling events were contested, for all men. There were five weight classes in Greco-Roman wrestling and five classes in Catch as Catch Can, predecessor to freestyle wrestling. The competitions were held from Monday, August 16 to Friday, August 20, 1920 (Greco-Roman) and from Wednesday, August 25 to Friday, August 27, 1920 (freestyle).
At the 1948 Summer Olympics, 16 wrestling events were contested, for all men. There were eight weight classes in Greco-Roman wrestling and eight classes in freestyle wrestling. The freestyle competitions were held from July 29 to July 31, 1948 and the Greco-Roman events were held from August 3 to August 6, 1948.
Finland competed at the 1920 Summer Olympics in Antwerp, Belgium for the first time as a fully independent state. It did compete at the previous Olympics, however, only as the Russian-dependent Grand Duchy of Finland. 63 competitors, 62 men and 1 woman, took part in 51 events in 9 sports.
Mongolia competed at the 1968 Summer Olympics in Mexico City, Mexico. 16 competitors, 12 men and 4 women, took part in 26 events in 4 sports.
The lightweight was the third heaviest freestyle wrestling weight class held as part of the Wrestling at the 1904 Summer Olympics programme. It was the first time the event, like all other freestyle wrestling events, was held in Olympic competition. Ten wrestlers competed.
The men's Greco-Roman lightweight was a Greco-Roman wrestling event held as part of the Wrestling at the 1920 Summer Olympics programme. It was the third appearance of the event. Featherweight was the second lightest category, and included wrestlers weighing up to 67.5 kilograms.
The men's Greco-Roman middleweight was a Greco-Roman wrestling event held as part of the Wrestling at the 1920 Summer Olympics programme. It was the third appearance of the event. Middleweight was the median category, including wrestlers weighing up to 75 kilograms.
The men's freestyle middleweight was a Catch as Catch Can wrestling, later freestyle, event held as part of the wrestling at the 1920 Summer Olympics programme. It was the second appearance of the event. Middleweight was the median category, and included wrestlers weighing up to 69 kilograms.
The men's freestyle featherweight was a Catch as Catch Can wrestling, later freestyle, event held as part of the wrestling at the 1920 Summer Olympics programme. It was the third appearance of the event. Featherweight was the lightest category, and included wrestlers weighing up to 54 kilograms.
The men's freestyle light heavyweight was a Catch as Catch Can wrestling, later freestyle, held as part of the Wrestling at the 1920 Summer Olympics programme. It was the first appearance of the weight class. Light heavyweight was the second-heaviest category, and included wrestlers weighing up to 80 kilograms.
The men's freestyle heavyweight was a Catch as Catch Can wrestling, later freestyle, event held as part of the wrestling at the 1920 Summer Olympics programme. It was the third appearance of the weight class. Heavyweight was the heaviest category, and included wrestlers weighing over 80 kilograms.
The men's freestyle lightweight was a freestyle wrestling event held as part of the Wrestling at the 1924 Summer Olympics programme. It was the fourth appearance of the event. Lightweight was the third-lightest category, including wrestlers weighing from 61 to 66 kilograms.
The men's freestyle lightweight was a freestyle wrestling event held as part of the Wrestling at the 1928 Summer Olympics programme. It was the fifth appearance of the event. Lightweight was the third-lightest category, including wrestlers weighing up to 65 kilograms. Eino Leino won his third Olympic medal, a bronze to go with his 1920 middleweight gold and 1924 welterweight silver.
The men's freestyle welterweight was a freestyle wrestling event held as part of the Wrestling at the 1928 Summer Olympics programme. It was the third appearance of the event. Welterweight was the median category, including wrestlers weighing up to 72 kilograms. Arvo Haavisto, a 1924 bronze medalist in the lightweight category, won the tournament.
Mongolia competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. Since the nation made its debut in 1964, Mongolian athletes had appeared in every edition of the Summer Olympic Games, with the exception of the 1984 Summer Olympics in Los Angeles, because of its partial support to the Soviet boycott.
Guinea-Bissau competed at the 2016 Summer Olympics in Rio de Janeiro, from August 5 to 21, 2016. It was the nation's sixth consecutive appearance at the Summer Olympics.
The Men's Freestyle lightweight at the 1968 Summer Olympics as part of the wrestling program were held at the Insurgentes Ice Rink from October 17 to October 20. The lightweight allowed wrestlers up to 70 kilograms.
