Flag of Poland the other two. Due to the horizontal bicolor being a relatively simple and widespread flag design, and white and red being the most popular colors used on flags, there are many flags worldwide that are similar or near identical to the flag of Poland despite being unrelated to it. For example, the historical flag of Bohemia, the major historical region of Poland's southern neighbor, the Czech Republic, consists of two horizontal stripes, white on top and red on bottom. Similarly to the flag of Poland, it is of heraldic origin, the coat of arms of Bohemia being "Gules, a lion
Flag of Vietnam September 5, 1945 adopting the flag as the flag of the North Vietnam. The DRV became the government of North Vietnam in 1954 following the Geneva Accords. The flag was modified on November 30, 1955 to make the edges of the star sharper. Until the end of the Vietnam War in 1975, South Vietnam used a yellow flag with three red stripes. The red flag of North Vietnam was later adopted as the flag of the unified Vietnam in 1976. According to the 1992 constitution: "The National Flag of the Socialist Republic of Vietnam is rectangular in shape, its width