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
History of martial arts life that the monks felt the need to justify it by creating new Buddhist lore. References of martial practice in Shaolin appear in various literary genres of the late Ming: the epitaphs of Shaolin warrior monks, martial-arts manuals, military encyclopedias, historical writings, travelogues, fiction, and even poetry. However these sources do not point out to any specific style originated in Shaolin. These sources, in contrast to those from the Tang period, refer to Shaolin methods of armed combat. This include the forte of Shaolin monks and for which they had become famous — the staff (gun); General Qi Jiguang included