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
Martial arts onto its Intangible Cultural Heritage of Humanity List. Many martial arts which originated in Southern India were banned by the government of the British Raj, few of them which barely survived are Kalaripayattu and Silambam. These and other martial arts survived by telling the British government it was a form of dance. Varma kalai, a martial arts concentrating on vital points, was almost dead but is gradually being revived. Testing or evaluation is important to martial artists of many disciplines who wish to determine their progression or own level of skill in specific contexts. Students often undergo periodic testing and