HistoryData
Historical ConflictCentral Highlands

Siege of Plei Me

The Siege of Plei Me was the opening phase of the first major PAVN–U.S. Army confrontation of the Vietnam War, directly leading to the Battle of Ia Drang.

Duration & Scope

1965 ongoing

< 1 year

Key Facts

Dates
19–25 October 1965
U.S. defenders
12 soldiers, 5th Special Forces Group
Pursuit phase
28 October – 12 November 1965
Conflict
Vietnam War

Strategic Narrative Overview

PAVN units surrounded and besieged the Plei Me camp beginning 19 October 1965, simultaneously preparing an ambush for any relief force. South Vietnamese forces, supported by U.S. air power, broke through to lift the siege by 25 October. American aircraft played a decisive role in repelling the attackers and preventing the relief column from being destroyed, forcing the PAVN to withdraw from the immediate area.

01 / The Origins

By late 1965, North Vietnamese People's Army of Vietnam (PAVN) forces had infiltrated the Central Highlands of South Vietnam with the strategic aim of cutting the country in two. The Plei Me Special Forces camp, defended by a small U.S. advisory contingent and South Vietnamese troops, became a target as PAVN commanders sought to draw out and destroy a South Vietnamese relief column in a classic siege-and-ambush tactic.

03 / The Outcome

Following the lifting of the siege, U.S. and South Vietnamese forces pursued the retreating PAVN from 28 October to 12 November 1965. This pursuit drove North Vietnamese units westward toward the Ia Drang valley, setting the conditions for the Battle of Ia Drang in mid-November — the first large-scale conventional battle between U.S. and PAVN forces in the Vietnam War.

Belligerents & Mobilization Analysis

Side A

1 belligerent

People's Army of Vietnam (PAVN)

Side B

2 belligerents

United States Army (5th Special Forces Group)Army of the Republic of Vietnam (ARVN)
Peak Mobilized Forces12
Forces vs Casualties ratio
0Mobilized
Outcome
South Vietnamese forces, aided by U.S. air power, lifted the PAVN siege; retreating PAVN forces were pursued into the Ia Drang valley.

Kinetic Engagement Axis

Major engagements timeline (1965–present)Timeline of major military engagements plotted chronologically.1965present1965Siege of Plei MeSide B1965Battle of Ia Drang

Scroll horizontally to view full axis. Events plotted relatively.

Side A victorySide B victoryInconclusiveDecisive / turning point

Location

Map of Plei Me, VietnamMap of Plei Me, VietnamPlei Me, Vietnam