United States nuclear weapons testing

E87467

military program nuclear weapons testing program

United States nuclear weapons testing refers to the series of experimental detonations conducted by the U.S. government to develop, evaluate, and demonstrate its nuclear arsenal from the 1940s through the late 20th century.

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All labels observed (9)

Label	Occurrences
United States nuclear weapons testing program	21
United States nuclear testing program	6
Cold War nuclear testing	2
U.S. nuclear testing program in the Marshall Islands	2
United States nuclear weapons testing canonical	2
Cold War nuclear testing program of the United States	1
Pacific Proving Grounds nuclear tests	1
United States nuclear test series in the Pacific	1
United States nuclear testing programme	1

How this entity was disambiguated

This entity first appeared as the object of triple T743120 — 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 nuclear weapons testing
Context triple: [Trinity, testSeries, United States nuclear weapons testing]

A. United States nuclear weapons complex
The United States nuclear weapons complex is the nationwide network of laboratories, production plants, and storage facilities responsible for the research, development, maintenance, and dismantlement of the U.S. nuclear arsenal.
B. Operation Crossroads
Operation Crossroads was a series of U.S. nuclear weapons tests conducted at Bikini Atoll in 1946 to study the effects of atomic bombs on warships and military equipment.
C. Trinity test device
The Trinity test device was the first nuclear explosive ever detonated, a plutonium-based implosion bomb tested by the Manhattan Project in July 1945.
D. Manhattan Project
The Manhattan Project was the secret U.S.-led World War II research and development program that produced the first nuclear weapons.
E. Trinity test site, New Mexico
Trinity test site, New Mexico is the location in the Jornada del Muerto desert where the world’s first nuclear bomb was detonated on July 16, 1945.
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 nuclear weapons testing
Target entity description: United States nuclear weapons testing refers to the series of experimental detonations conducted by the U.S. government to develop, evaluate, and demonstrate its nuclear arsenal from the 1940s through the late 20th century.

A. United States nuclear weapons complex
The United States nuclear weapons complex is the nationwide network of laboratories, production plants, and storage facilities responsible for the research, development, maintenance, and dismantlement of the U.S. nuclear arsenal.
B. Operation Crossroads
Operation Crossroads was a series of U.S. nuclear weapons tests conducted at Bikini Atoll in 1946 to study the effects of atomic bombs on warships and military equipment.
C. Trinity test device
The Trinity test device was the first nuclear explosive ever detonated, a plutonium-based implosion bomb tested by the Manhattan Project in July 1945.
D. Manhattan Project
The Manhattan Project was the secret U.S.-led World War II research and development program that produced the first nuclear weapons.
E. Trinity test site, New Mexico
Trinity test site, New Mexico is the location in the Jornada del Muerto desert where the world’s first nuclear bomb was detonated on July 16, 1945.
F. None of above. chosen

Statements (95)

Predicate	Object
instanceOf	military program ⓘ nuclear weapons testing program ⓘ
country	United States ⓘ linked to: United States of America
documentedIn	United States Nuclear Tests July 1945 through September 1992 (DOE/NV-209) ⓘ
endTime	1992 ⓘ
firstTest	Trinity test ⓘ linked to: Trinity test device
firstTestDate	1945-07-16 ⓘ
firstTestLocation	Alamogordo Bombing and Gunnery Range ⓘ linked to: White Sands Missile Range New Mexico ⓘ
haltedBy	1992 U.S. nuclear testing moratorium ⓘ
hasEffect	displacement of Marshall Islands inhabitants ⓘ environmental contamination ⓘ health impacts on downwind populations ⓘ radioactive fallout ⓘ
hasPart	Operation Anvil ⓘ Operation Aqueduct ⓘ Operation Bowline ⓘ Operation Buster–Jangle ⓘ Operation Castle ⓘ Operation Cresset ⓘ Operation Crossroads ⓘ Operation Crosstie ⓘ Operation Dominic I and II ⓘ Operation Emery ⓘ Operation Flintlock ⓘ Operation Fulcrum ⓘ Operation Greenhouse ⓘ Operation Grenadier ⓘ linked to: Operation Grommet Operation Grommet ⓘ Operation Guardian ⓘ Operation Hardtack I ⓘ Operation Hardtack II ⓘ Operation Ivy ⓘ Operation Julin ⓘ Operation Mandrel ⓘ Operation Musketeer ⓘ Operation Phalanx ⓘ Operation Plumbbob ⓘ Operation Praetorian ⓘ linked to: Operation Storax Operation Quicksilver ⓘ Operation Ranger ⓘ Operation Redwing ⓘ Operation Sandstone ⓘ Operation Storax ⓘ Operation Teapot ⓘ Operation Tinderbox ⓘ Operation Toggle ⓘ Operation Touchstone ⓘ Operation Tumbler–Snapper ⓘ Operation Upshot–Knothole ⓘ Operation Whetstone ⓘ linked to: Operation Storax Trinity test ⓘ linked to: Trinity test device
influencedBy	Soviet nuclear weapons testing ⓘ linked to: Soviet thermonuclear weapons program
lastFullScaleTest	Divider test ⓘ
lastFullScaleTestDate	1992-09-23 ⓘ
lastFullScaleTestLocation	Nevada Test Site ⓘ linked to: Nevada National Security Site
location	Alaska ⓘ Bikini Atoll ⓘ Christmas Island ⓘ Colorado ⓘ Enewetak Atoll ⓘ Johnston Atoll ⓘ Marshall Islands ⓘ Mississippi ⓘ Nevada Test Site ⓘ linked to: Nevada National Security Site New Mexico ⓘ Pacific Proving Grounds ⓘ South Atlantic Ocean ⓘ linked to: South Atlantic
notableEvent	Castle Bravo test ⓘ linked to: Castle Bravo Sedan test ⓘ Starfish Prime test ⓘ linked to: Operation Dominic I and II Trinity test ⓘ linked to: Trinity test device
numberOfTests	more than any other nuclear-armed state ⓘ over 1000 ⓘ
operator	United States Atomic Energy Commission ⓘ United States Department of Defense ⓘ linked to: Department of Defense United States Department of Energy ⓘ linked to: U.S. Department of Energy
purpose	civilian applications research ⓘ deterrence demonstration ⓘ weapons development ⓘ weapons effects research ⓘ
regulatedBy	Limited Test Ban Treaty ⓘ linked to: Partial Nuclear Test Ban Treaty Peaceful Nuclear Explosions Treaty ⓘ Threshold Test Ban Treaty ⓘ
relatedTo	Cold War ⓘ Manhattan Project ⓘ United States nuclear weapons program ⓘ linked to: United States nuclear weapons complex nuclear arms race ⓘ
startTime	1945 ⓘ
testType	atmospheric nuclear test ⓘ cratering test ⓘ high-altitude nuclear test ⓘ peaceful nuclear explosion ⓘ underground nuclear test ⓘ underwater nuclear test ⓘ

How these facts were elicited