All England Open Badminton Championships It was eventually considered – especially after the first Thomas Cup series in 1949 – the unofficial world championship of the sport until 1977, when the International Badminton Federation launched its official championships. There were two instances when it was halted – from 1915 to 1919 (due to World War I) and from 1940 to 1946 (due to World War II). The tournament has been held at eight venues, and is now played at Arena Birmingham, Birmingham. Below is the list of the most successful players in the All England Open Badminton Championships: In the modern era players are less
BWF World Championships BWF World Championships The BWF World Championships (formerly known as IBF World Championships, also known as the World Badminton Championships) is a badminton tournament sanctioned by Badminton World Federation (BWF). The tournament offers the most ranking points, together with Summer Olympic Games. The winners will be crowned as the "World Champions" and awarded gold medals. However, it does not offer any prize money. The tournament started in 1977 and was held once every three years until 1983. However, the IBF (International Badminton Federation) faced difficulty in hosting the first two events as the World Badminton Federation (which later merged with