Vovinam adopted as the official color for Vovinam uniforms. A separate development of the "Việt Võ Đạo Federation" in 1973 until 1990 the uniforms' color was black. In the summer of 1990, Vovinam masters from around the world met at the International Vovinam-Viet Vo Dao Conference in California with the goal of creating a structured organization for Vovinam Việt Võ Đạo outside Vietnam (the International Vovinam-Viet Vo Dao Federation). One of the decisions was that the suit in Vovinam Việt Võ Đạo were now to be blue worldwide. The student begins with a cyan belt - the same color as his/her
Martial law in Taiwan in April 1948. In December 1948, in the face of the mounting nationalists' defeats, Chiang Kai-shek announced the imposition of martial law throughout the country. However, remote areas such as Xinjiang, Tibet, Qinghai, as well as Taiwan Province are not within the scope of the influence. On 20 May 1949, Taiwan Province was officially included under the influence of the martial law. After the surrender of Japan in 1945, the ROC obtained control of Taiwan. In December 1949, the ROC government, led by President Chiang Kai-shek, retreated from Nanjing to Taipei, Taiwan's largest city. The ROC continued to claim sovereignty