3rd Marine Expeditionary Brigade

E69153

Marine air-ground task force U.S. Marine Corps formation military unit

The 3rd Marine Expeditionary Brigade is a forward-deployed, rapidly deployable U.S. Marine Corps air-ground task force focused on crisis response and amphibious operations in the Indo-Pacific region.

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All labels observed (5)

Label	Occurrences
3d Marine Expeditionary Brigade	2
3rd Marine Expeditionary Brigade canonical	2
3rd MEB	1
3rd Marine Amphibious Brigade	1
3rd Marine Expeditionary Brigade Headquarters	1

How this entity was disambiguated

This entity first appeared as the object of triple T484964 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: 3rd Marine Expeditionary Brigade
Context triple: [III Marine Expeditionary Force, subordinateUnit, 3rd Marine Expeditionary Brigade]

A. 3rd Marine Division
The 3rd Marine Division is a United States Marine Corps infantry division renowned for its pivotal combat role in the Pacific Theater during World War II and its continued service in subsequent conflicts.
B. 22nd Marine Expeditionary Unit
The 22nd Marine Expeditionary Unit is a U.S. Marine Corps rapid-response, sea-based air-ground task force capable of conducting amphibious operations, crisis response, and limited contingency missions worldwide.
C. 24th Marine Expeditionary Unit
The 24th Marine Expeditionary Unit is a rapid-response, sea-based U.S. Marine Corps task force capable of conducting amphibious operations, crisis response, and limited contingency missions worldwide.
D. 26th Marine Expeditionary Unit
The 26th Marine Expeditionary Unit is a rapid-response, sea-based U.S. Marine Corps air-ground task force capable of conducting amphibious operations, crisis response, and limited contingency missions worldwide.
E. III Marine Expeditionary Force
III Marine Expeditionary Force is a forward-deployed, Pacific-focused Marine Air-Ground Task Force responsible for rapid crisis response, deterrence, and combat operations in support of U.S. and allied interests in the Indo-Pacific region.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: 3rd Marine Expeditionary Brigade
Target entity description: The 3rd Marine Expeditionary Brigade is a forward-deployed, rapidly deployable U.S. Marine Corps air-ground task force focused on crisis response and amphibious operations in the Indo-Pacific region.

A. 3rd Marine Division
The 3rd Marine Division is a United States Marine Corps infantry division renowned for its pivotal combat role in the Pacific Theater during World War II and its continued service in subsequent conflicts.
B. 22nd Marine Expeditionary Unit
The 22nd Marine Expeditionary Unit is a U.S. Marine Corps rapid-response, sea-based air-ground task force capable of conducting amphibious operations, crisis response, and limited contingency missions worldwide.
C. 24th Marine Expeditionary Unit
The 24th Marine Expeditionary Unit is a rapid-response, sea-based U.S. Marine Corps task force capable of conducting amphibious operations, crisis response, and limited contingency missions worldwide.
D. 26th Marine Expeditionary Unit
The 26th Marine Expeditionary Unit is a rapid-response, sea-based U.S. Marine Corps air-ground task force capable of conducting amphibious operations, crisis response, and limited contingency missions worldwide.
E. III Marine Expeditionary Force
III Marine Expeditionary Force is a forward-deployed, Pacific-focused Marine Air-Ground Task Force responsible for rapid crisis response, deterrence, and combat operations in support of U.S. and allied interests in the Indo-Pacific region.
F. None of above. chosen

Statements (45)

Predicate	Object
instanceOf	Marine air-ground task force ⓘ U.S. Marine Corps formation ⓘ military unit ⓘ
abbreviation	3d MEB ⓘ 3rd Marine Expeditionary Brigade self-linksurface differs ⓘ surface form: 3rd MEB
allianceContext	U.S. alliances and partnerships in the Indo-Pacific ⓘ U.S.–Japan security cooperation ⓘ
capability	air-ground integration ⓘ rapid crisis response ⓘ sea-based operations ⓘ
commandStructure	task-organized ⓘ
component	aviation combat element ⓘ command element ⓘ ground combat element ⓘ logistics combat element ⓘ
country	United States of America ⓘ surface form: United States
doctrine	amphibious warfare ⓘ expeditionary operations ⓘ
engagement	bilateral and multilateral exercises in the Indo-Pacific ⓘ
focus	deterrence and regional stability in the Indo-Pacific ⓘ
garrison	Camp Courtney ⓘ
garrisonLocation	Okinawa Prefecture ⓘ surface form: Okinawa, Japan
higherCommand	United States Indo-Pacific Command ⓘ surface form: U.S. Indo-Pacific Command United States Marine Corps Forces, Pacific ⓘ surface form: U.S. Marine Forces, Pacific
mission	humanitarian assistance and disaster relief ⓘ rapid deployment for contingencies ⓘ support to joint and combined operations ⓘ theater security cooperation ⓘ
notableActivity	participation in humanitarian assistance operations in the Indo-Pacific ⓘ participation in multinational exercises in the Western Pacific ⓘ
operationalArea	East Asia ⓘ Indo-Pacific region ⓘ western Pacific Ocean ⓘ surface form: Western Pacific
parentOrganization	Department of the Navy ⓘ surface form: United States Department of the Navy
partOf	III Marine Expeditionary Force ⓘ
primaryEnvironment	littoral ⓘ maritime ⓘ
readiness	high-readiness force ⓘ
role	amphibious operations ⓘ crisis response ⓘ forward-deployed contingency force ⓘ
serviceBranch	United States Marine Corps ⓘ
size	brigade-level formation ⓘ
status	forward-deployed ⓘ
type	Marine Air-Ground Task Forces ⓘ surface form: Marine Air-Ground Task Force

How these facts were elicited

Referenced by (7)

Full triples — surface form annotated when it differs from this entity's canonical label.

III Marine Expeditionary Force → subordinateUnit → 3rd Marine Expeditionary Brigade ⓘ

Camp Courtney → garrison → 3rd Marine Expeditionary Brigade ⓘ

3rd Marine Expeditionary Brigade → abbreviation → 3rd Marine Expeditionary Brigade self-linksurface differs ⓘ

this entity surface form: 3rd MEB

Camp Courtney, Okinawa, Japan → garrison → 3rd Marine Expeditionary Brigade ⓘ

subject surface form: Camp Courtney

this entity surface form: 3rd Marine Expeditionary Brigade Headquarters

Chu Lai, South Vietnam → garrison → 3rd Marine Expeditionary Brigade ⓘ

this entity surface form: 3rd Marine Amphibious Brigade

3d MEB → abbreviationOf → 3rd Marine Expeditionary Brigade ⓘ

this entity surface form: 3d Marine Expeditionary Brigade

3d MEB → nickname → 3rd Marine Expeditionary Brigade ⓘ