HistoryData
Historical Conflict

Operation Tiger Hound

Operation Tiger Hound was a covert U.S. air interdiction campaign targeting PAVN supply lines on the Ho Chi Minh Trail through southeastern Laos from 1965 to 1968.

Duration & Scope

1965 1968

3 years

Key Facts

Duration
5 Dec 1965 – 11 Nov 1968
Tactical air sorties flown
103,148
B-52 sorties (Arc Light)
1,718
U.S. aircraft/helicopters shot down
132

Strategic Narrative Overview

The campaign was initially directed by the U.S. 2nd Air Division, which was superseded by the Seventh Air Force on 1 April 1966. Aircraft of the Republic of Vietnam Air Force and U.S. Air Force units based in South Vietnam conducted strikes, distinguishing Tiger Hound from Barrel Roll and Steel Tiger missions flown from Thailand. U.S. Navy Task Force 77 also participated. Over the operation's lifespan, more than 103,000 tactical sorties and nearly 1,720 B-52 sorties struck supply routes and infrastructure.

01 / The Origins

During the Vietnam War, North Vietnam used the Ho Chi Minh Trail — running through southeastern Laos — to funnel troops and supplies into South Vietnam. General William C. Westmoreland viewed the Laotian border region as an extension of his operational area, and persuaded the U.S. Joint Chiefs of Staff to carve out a dedicated interdiction zone from the existing Operation Steel Tiger area, leading to the creation of Operation Tiger Hound in December 1965.

03 / The Outcome

Operation Tiger Hound formally ended on 11 November 1968, when its missions were absorbed into the broader Operation Commando Hunt. By that point, 132 U.S. aircraft and helicopters had been lost over Laos. The campaign failed to sever the Ho Chi Minh Trail decisively, and North Vietnamese logistics continued to support operations in South Vietnam throughout the war.

Belligerents & Mobilization Analysis

Side A

2 belligerents

United States (USAF / U.S. Navy TF 77)Republic of Vietnam Air Force
Key Commanders

William C. Westmoreland.

Side B

1 belligerent

People's Army of Vietnam (PAVN)
Outcome
Absorbed into Operation Commando Hunt (Nov 1968); Ho Chi Minh Trail not severed; 132 U.S. aircraft lost over Laos

Location

Map of LaosMap of LaosLaos