Dien Bien Phu Victory Day is observed in Vietnam every May 7, commemorating the significant victory of Vietnamese forces over French troops in 1954 during the First Indochina War. This victory marked a turning point in the conflict, influencing the negotiations at the Geneva Conference regarding the future of Indochina. The battle began with the Viet Minh surrounding the French garrison in March 1954, culminating in a decisive assault on May 7, which led to a comprehensive French defeat. Following this victory, the new French government supported the withdrawal from Indochina, ultimately resulting in the signing of the Geneva Accords that temporarily divided Vietnam at the 17th Parallel. The day serves as a reminder of Vietnam's struggle for independence and is marked by various commemorative events throughout the country.