Flag of Switzerland to the "Arma Christi" that were especially venerated in the three forest cantons, and which they were allegedly allowed to display on the formerly uniformly red battle flag from 1289 by king Rudolph I of Habsburg at the occasion of a campaign to Besançon. Use of a white cross as a mark of identification of the combined troops of the Old Swiss Confederacy is first attested in the Battle of Laupen (1339), where it was sewn on combatants' clothing as two stripes of textile, contrasting with the red St. George's cross of Habsburg Austria, and with the St. Andrew's cross
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