Battle of Đà Nẵng

Battle of Đà Nẵng
Conflict	Battle of Đà Nẵng
Partof	Vietnam War
Date	March–April 1965
Place	Đà Nẵng, South Vietnam
Result	United States Marine Corps landing and capture of Đà Nẵng airbase; escalation of American involvement in the Vietnam War
Combatant1	United States
Combatant2	Viet Cong
Commander1	William Westmoreland; Harold K. Johnson; Edward G. Lansdale
Commander2	Nguyễn Chí Thanh; Võ Nguyên Giáp
Strength1	Elements of United States Marine Corps and United States Army; Republic of Vietnam units
Strength2	People's Army of Vietnam units; National Liberation Front for South Vietnam
Casualties1	Approximately 50–200 killed, 200–800 wounded
Casualties2	Estimated 500–1,500 killed, 1,000–3,000 wounded

Battle of Đà Nẵng was a contested engagement near the coastal city of Đà Nẵng during March–April 1965 that marked a major escalation of United States military involvement in the Vietnam War. The battle involved amphibious landings by the United States Marine Corps to seize and secure Đà Nẵng Air Base against forces of the People's Army of Vietnam and the National Liberation Front for South Vietnam. It precipitated a wider commitment of United States ground forces and shaped subsequent operations in central South Vietnam.

Background

By early 1965 central South Vietnam was a strategic theater linking the Demilitarized Zone to the Mekong Delta. Đà Nẵng, a principal port and airfield, had been used by the United States Air Force and Republic of Vietnam Air Force since 1961 and hosted elements of Military Assistance Command, Vietnam. The Gulf of Tonkin Incident and the passage of the Gulf of Tonkin Resolution intensified debates in Washington, D.C. and within the United States Department of Defense about deploying larger ground contingents. Commanders including William Westmoreland and advisors such as Edward G. Lansdale viewed Đà Nẵng as vital for air operations supporting the Operation Rolling Thunder campaign and logistical sustainment of ARVN forces.

Forces and Commanders

United States and allied forces were led by senior figures associated with U.S. military operations in Vietnam: William Westmoreland provided theater-level direction while operational control rested with III Marine Amphibious Force commanders and elements of the United States Seventh Fleet. The principal American combat formation was the United States Marine Corps reinforced by 1st Cavalry Division (Airmobile) aviation assets and Republic of Vietnam Marine Division detachments. On the opposing side, PAVN leadership included planners such as Võ Nguyên Giáp and field direction from Nguyễn Chí Thanh working with cadres of the National Liberation Front for South Vietnam. Logistics and guerrilla operations drew on routes linked to the Ho Chi Minh Trail and support from northern bases.

Prelude

Skirmishes near Đà Nẵng intensified after coordinated Viet Cong attacks on provincial capitals and ARVN outposts. Intelligence gathered by Military Assistance Command, Vietnam and the Central Intelligence Agency indicated increasing PAVN infiltration aimed at interdicting air operations at Đà Nẵng. Political pressure from Lyndon B. Johnson and key congressional actors pushed Robert McNamara and Harold K. Johnson toward committing ground forces to protect fixed installations. Sea-borne staging by the United States Seventh Fleet and airlift preparations by Lockheed C-130 Hercules transports readied marines for amphibious insertion, while clandestine operations by Office of Strategic Services successors monitored PAVN movements.

Battle

The operation began with coordinated naval gunfire from ships assigned to Task Force 77 and close air support by United States Air Force tactical squadrons conducting strikes originating from Da Nang Air Base and carriers such as USS Coral Sea (CV-43). Marines executed amphibious landings under the command of III Marine Amphibious Force, securing perimeter positions and conducting sweeps into nearby hills and towns where Viet Cong battalions and PAVN regulars had emplaced mortars and anti-aircraft positions. Engagements featured combined-arms maneuvers linking Bell UH-1 Iroquois air mobility, artillery from M101 howitzer batteries, and armored support from M48 Patton tanks. PAVN forces utilized tunnel networks and hit-and-run tactics characteristic of Guerrilla warfare in the Vietnam War, attempting to interdict supply lines and strike air assets. Urban fighting in Đà Nẵng's outskirts and attacks on the airbase prompted counterattacks supported by carrier-based aviation and interdiction sorties from B-52 Stratofortress bombers operating under Operation Arc Light. Key clashes occurred at forward villages, railway bridges, and road junctions connecting Đà Nẵng to Quảng Nam Province interiors.

Aftermath and Casualties

After weeks of sustained operations, American and ARVN forces secured control of the airbase and reestablished transportation corridors, though sporadic attacks and shelling continued. Official casualty figures varied between military agencies: American losses were reported in the low hundreds killed and several hundred wounded; PAVN and Viet Cong casualties were reported higher but remain contested by historians referencing sources from People's Army of Vietnam archives and Nixon administration assessments. The battle accelerated deployment of additional United States Army divisions and fortified base defenses across I Corps (South Vietnam), contributing to a larger footprint of U.S. forces in central Vietnam.

Significance and Legacy

The engagement at Đà Nẵng had immediate tactical and long-term strategic consequences. Tactically, securing Da Nang Air Base allowed expanded air operations under Operation Rolling Thunder and enhanced logistical throughput for III Marine Amphibious Force. Strategically, the battle marked a visible turning point in the transition from advisory roles to sustained combat deployment by the United States, influencing subsequent policy decisions by President Lyndon B. Johnson and military planning by Westmoreland. The event entered narratives within works by historians who study the escalation of the Vietnam War and remains referenced in analyses of counterinsurgency and amphibious doctrine. Monuments and memorials in Đà Nẵng and archival collections at institutions such as the National Archives and Records Administration preserve records and continue to inform scholarship on casualty accounting and civil-military impacts during the 1960s.

Category:Battles of the Vietnam War Category:1965 in Vietnam