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BATTLE // January 1, 1975

1975 spring offensive

Overview

The 1975 spring offensive, officially known as the general offensive and uprising of spring 1975, was the final North Vietnamese campaign of the Vietnam War that led to the capitulation of South Vietnam. In December 1974, People's Army of Vietnam's (PAVN) forces crossed from their bases in Cambodia and captured Phước Long Province by January 1975. After this success, the North Vietnamese leadership increased the scope of the PAVN offensive and attacked the Central Highlands from Cambodia in March, capturing the city of Buôn Ma Thuột on 18 March. These operations were intended to be preparatory to launching a general offensive in 1976.

Overview adapted from Wikipedia, licensed under CC BY-SA 4.0.

Significance

The 1975 Spring Offensive — formally the General Offensive and Uprising of Spring 1975 — was the final North Vietnamese campaign of the Vietnam War and produced the capitulation of South Vietnam. What began as a limited cross-border operation from Cambodia, seizing Phước Long Province by January 1975, expanded rapidly after that success prompted the North Vietnamese leadership to widen the offensive's scope. The subsequent attack into the Central Highlands from Cambodia in March, culminating in the fall of Buôn Ma Thuột on 18 March, accelerated a collapse that the PAVN leadership had originally planned to prepare the ground for a general offensive only in 1976. The speed of South Vietnamese disintegration compressed a projected multi-year campaign into weeks, ending the war more than a year ahead of North Vietnamese planning assumptions and dissolving the Republic of Vietnam entirely.

Forces & casualties

Troop strength

  • North Vietnam270,000
    medium
  • South Vietnam1,110,000
    medium

South Vietnam fielded a 4.1 : 1 numerical advantage

Casualties

  • North Vietnam23,999
    medium9% loss rate
  • South Vietnam30,000
    medium3% loss rate

Commanders (15)

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6 sibling battles · 7 factions

Last verified June 2026
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