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 the Soviet Union statute on the flag was adopted which resulted in a change of the hammer's handle length and the shape of the sickle. A final modification to the flag was adopted in 1980 in which the colour was brightened to a lighter shade of red. The flag continued to be the official national flag until the dissolution of the Soviet Union. Its imagery is now the basis for the flags of many communist parties: a yellow hammer and sickle on a red background. The flag of the Soviet Union consisted of a plain red flag with a gold hammer crossed with