Vovinam to demonstrate Vovinam publicly in Hanoi with his disciples in 1940, Nguyễn was invited to teach the art at Hanoi's Ecole Normale, and Vovinam gained in popularity. During the following years, political unrest increased throughout Vietnam; due to the system's nationalist political orientation, the art came under suppression. By 1954, Nguyễn had emigrated to South Vietnam, where he was able to continue to teach and establish Vovinam schools. After his death in 1960, Grandmaster Le Sang continued the development and international promotion of Vovinam until his own death on September 27, 2010. The first Vovinam school outside of Vietnam was
Mixed martial arts The modern style originated in Japan and is developed from Karate and Muay Thai. Different governing bodies apply different rules, such as allowing the use of elbows, knees, clinching or throws, etc. Notable fighters who use Muay Thai include former UFC women's strawweight champion Joanna Jedrzejczyk , UFC Welterweight Darren Till and former UFC champions Anderson Silva and José Aldo. Brazilian jiu-jitsu (BJJ) came to international prominence in the martial arts community in the early 1990s, when BJJ expert Royce Gracie won the first, second and fourth Ultimate Fighting Championships, which at the time were single-elimination martial arts tournaments. Royce