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 law in Ukraine martial law (and starting on 30 November 2018) Ukraine banned all Russian men between 16 and 60 from entering the country (although this is not being enforced if entering at an airport) for the period of the martial law with exceptions for humanitarian purposes. Ukraine claimed this was a security measure to prevent Russia from forming units of “private” armies on Ukrainian soil. The affected territories are located along the Russia-Ukraine border, along the part of the Moldova–Ukraine border which runs along the unrecognised state of Transnistria (where Russian peacekeeping troops are present), and at the coasts of the Black