Flag of Vietnam control of Vietnam in the late 19th century, flew the national flag of France. As the colony of Cochinchina (1864–1945), the South was under exclusive French authority. In contrast, North and Central Vietnam were protectorates with parallel systems of Vietnamese and French administration. Several flags were flown in these regions: the French flag, the Vietnamese imperial flag, and a "protectorate flag." From 1920 to 1945, the Vietnamese imperial flag had a yellow background with a single, broad red stripe. Japan occupied Vietnam in 1941-1945. In March 1945, the Japanese deposed the French colonial authorities and proclaimed an Empire of Vietnam
Flag of Mengjiang flag formerly used by the Republic of China. Flag of Mengjiang The flag used by the Mengjiang United Autonomous Government consists of a horizontal colour pattern of yellow, blue, white, red, white, blue and again yellow. The colors on the flag were used to represent major ethnic groups in Mengjiang: the Mongols (blue); the Japanese (red); the Han (yellow) and the "Hui" (the name given to the Muslims at that time) (white). South Chahar, North Shanxi and Mongol Military Government each had their respective flag before merged with Mengjiang United Autonomous Government. The colors on the flag of Mengjiang is