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 History of martial arts Although the earliest evidence of martial arts goes back millennia, the true roots are difficult to reconstruct. Inherent patterns of human aggression which inspire practice of mock combat (in particular wrestling) and optimization of serious close combat as cultural universals are doubtlessly inherited from the pre-human stage and were made into an "art" from the earliest emergence of that concept. Indeed, many universals of martial art are fixed by the specifics of human physiology and not dependent on a specific tradition or era. Specific martial traditions become identifiable in Classical Antiquity, with disciplines such as shuai