United States Ordnance Department

E33757

branch of the United States Army military organization

The United States Ordnance Department was a branch of the U.S. Army responsible for the procurement, supply, and maintenance of weapons, ammunition, and military equipment.

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All labels observed (8)

Label	Occurrences
United States Army Ordnance Department	11
U.S. Army Ordnance Department	10
U.S. Army Ordnance Corps	4
U.S. Ordnance Department	2
United States Army Ordnance Corps	2
United States Ordnance Department canonical	2
United States Army (World War I, non-combat industrial role)	1
United States Quartermaster Corps	1

How this entity was disambiguated

This entity first appeared as the object of triple T259731 — 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: United States Ordnance Department
Context triple: [United States Department of War, oversaw, United States Ordnance Department]

A. Office of Defense Mobilization
The Office of Defense Mobilization was a U.S. federal agency created during the early Cold War to coordinate industrial and economic resources for national defense and emergency preparedness.
B. United States Department of War
The United States Department of War was the former executive department of the U.S. federal government responsible for overseeing the Army and managing military affairs until its functions were absorbed by the Department of Defense.
C. United States Army Signal Corps
The United States Army Signal Corps is the branch of the U.S. Army responsible for developing, managing, and supporting military communications and information systems.
D. War Production Board
The War Production Board was a U.S. government agency during World War II responsible for directing industrial production and resource allocation to support the war effort.
E. Office of War Mobilization
The Office of War Mobilization was a U.S. World War II agency that coordinated all government agencies involved in the war effort to efficiently direct the nation’s economic and industrial resources toward victory.
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: United States Ordnance Department
Target entity description: The United States Ordnance Department was a branch of the U.S. Army responsible for the procurement, supply, and maintenance of weapons, ammunition, and military equipment.

A. Office of Defense Mobilization
The Office of Defense Mobilization was a U.S. federal agency created during the early Cold War to coordinate industrial and economic resources for national defense and emergency preparedness.
B. United States Department of War
The United States Department of War was the former executive department of the U.S. federal government responsible for overseeing the Army and managing military affairs until its functions were absorbed by the Department of Defense.
C. United States Army Signal Corps
The United States Army Signal Corps is the branch of the U.S. Army responsible for developing, managing, and supporting military communications and information systems.
D. War Production Board
The War Production Board was a U.S. government agency during World War II responsible for directing industrial production and resource allocation to support the war effort.
E. Office of War Mobilization
The Office of War Mobilization was a U.S. World War II agency that coordinated all government agencies involved in the war effort to efficiently direct the nation’s economic and industrial resources toward victory.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	branch of the United States Army ⓘ military organization ⓘ
alsoKnownAs	U.S. Ordnance Department ⓘ linked to: United States Ordnance Department
conflictInvolved	American Civil War ⓘ Indian Wars ⓘ linked to: United States–Native American wars Korean War ⓘ Mexican–American War ⓘ Spanish–American War ⓘ World War I ⓘ World War II ⓘ
country	United States of America ⓘ
dateDissolved	1962 ⓘ
employerOf	civilian technicians ⓘ military engineers ⓘ ordnance officers ⓘ
field	military logistics ⓘ military technology ⓘ ordnance ⓘ
hasSuccessor	United States Army Ordnance Corps ⓘ linked to: United States Ordnance Department
headquartersLocation	Washington, D.C. ⓘ
jurisdiction	United States Army ground forces ⓘ linked to: U.S. Army Ground Forces
language	English ⓘ
motto	Armament for Peace ⓘ
notableActivity	development of artillery systems ⓘ development of small arms ⓘ industrial mobilization during World War II ⓘ standardization of U.S. Army weapons ⓘ
oversaw	ammunition depots ⓘ arsenals ⓘ ordnance plants ⓘ
partOf	United States Army ⓘ
reorganizedAs	United States Army Materiel Command ⓘ linked to: U.S. Army Materiel Command
responsibleFor	maintenance of ammunition ⓘ maintenance of military equipment ⓘ maintenance of weapons ⓘ procurement of ammunition ⓘ procurement of military equipment ⓘ procurement of weapons ⓘ supply of ammunition ⓘ supply of military equipment ⓘ supply of weapons ⓘ
subordinateTo	United States Department of War ⓘ
task	design of military weapons ⓘ distribution of ammunition ⓘ maintenance of artillery ⓘ maintenance of military vehicles ⓘ maintenance of small arms ⓘ storage of ammunition ⓘ testing of military weapons ⓘ

How these facts were elicited