After 8 years, The Vietminh trapped a large French garrison at Dien Bien Phu, a military base in northwest Vietnam, and laid siege to it for 55 days
- The Vietminh destroyed the French airstrip, cut French supply lines, and dug trenches to attack key French positions
- Then on May 7, 1954, the French \____________ and has a peace conference in Geneva, Switzerland