Key Facts
- Date
- 25–31 January 1973
- Location
- Cửa Việt naval base, Quảng Trị Province
- Ceasefire date
- 28 January 1973 (Paris Peace Accords)
- South Vietnamese forces
- Combined Marine and armored task force
- Duration
- 7 days
Strategic Narrative Overview
South Vietnamese forces assembled a combined task force of Marine and armored units and launched an assault on Cửa Việt port beginning January 25, 1973. The attacking force managed to advance toward the base, gaining an initial foothold in the area. North Vietnamese defenders mounted a determined counterattack that intensified as the ceasefire deadline approached, engaging the South Vietnamese column in fierce fighting that inflicted considerable losses on both sides over six days of combat.
01 / The Origins
As the Vietnam War neared a negotiated end, both North and South Vietnam scrambled to control as much territory as possible before the Paris Peace Accords ceasefire took effect on January 28, 1973. The Cửa Việt naval base in northeastern Quảng Trị Province was a strategically significant port, and South Vietnam sought to seize it to strengthen its postwar territorial position before the agreement froze front lines in place.
03 / The Outcome
North Vietnamese forces ultimately repelled the South Vietnamese assault, compelling the attackers to retreat with significant casualties on both sides. The ceasefire under the Paris Peace Accords came into effect on January 28 during the battle, but fighting continued until January 31. The failed operation left North Vietnam in control of Cửa Việt, and the battle's outcome underscored the fragile and contested nature of the ceasefire's implementation.
Belligerents & Mobilization Analysis
Side A
1 belligerent
Side B
1 belligerent
Kinetic Engagement Axis
Scroll horizontally to view full axis. Events plotted relatively.