Heart Mountain Relocation Center

E442921

Japanese American incarceration camp World War II internment camp historic site

Heart Mountain Relocation Center was a World War II-era internment camp in Wyoming where thousands of Japanese Americans were forcibly confined by the U.S. government.

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All labels observed (4)

Label	Occurrences
Heart Mountain Relocation Center canonical	3
Heart Mountain Interpretive Center	2
Heart Mountain War Relocation Center	2
Heart Mountain (Wyoming)	1

How this entity was disambiguated

This entity first appeared as the object of triple T4411367 — 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: Heart Mountain Relocation Center
Context triple: [Japanese American internment, includes, Heart Mountain Relocation Center]

A. Topaz War Relocation Center
Topaz War Relocation Center was a World War II-era Japanese American internment camp in Utah where thousands of people of Japanese ancestry were unjustly incarcerated by the U.S. government.
B. Tule Lake Segregation Center
Tule Lake Segregation Center was the largest and most controversial World War II incarceration camp for Japanese Americans, known for housing those labeled “disloyal” and for its harsh conditions and resistance movements.
C. Weihsien Internment Camp
Weihsien Internment Camp was a World War II Japanese civilian internment camp in Weihsien, China, where numerous foreign nationals, including Scottish Olympic champion Eric Liddell, were imprisoned.
D. War Relocation Authority
The War Relocation Authority was a U.S. government agency during World War II responsible for administering the forced relocation and incarceration of Japanese Americans in internment camps.
E. Manzanar National Historic Site
Manzanar National Historic Site is a preserved World War II-era Japanese American incarceration camp in California that serves as a memorial and educational site about the internment of Japanese Americans.
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: Heart Mountain Relocation Center
Target entity description: Heart Mountain Relocation Center was a World War II-era internment camp in Wyoming where thousands of Japanese Americans were forcibly confined by the U.S. government.

A. Topaz War Relocation Center
Topaz War Relocation Center was a World War II-era Japanese American internment camp in Utah where thousands of people of Japanese ancestry were unjustly incarcerated by the U.S. government.
B. Tule Lake Segregation Center
Tule Lake Segregation Center was the largest and most controversial World War II incarceration camp for Japanese Americans, known for housing those labeled “disloyal” and for its harsh conditions and resistance movements.
C. Weihsien Internment Camp
Weihsien Internment Camp was a World War II Japanese civilian internment camp in Weihsien, China, where numerous foreign nationals, including Scottish Olympic champion Eric Liddell, were imprisoned.
D. War Relocation Authority
The War Relocation Authority was a U.S. government agency during World War II responsible for administering the forced relocation and incarceration of Japanese Americans in internment camps.
E. Manzanar National Historic Site
Manzanar National Historic Site is a preserved World War II-era Japanese American incarceration camp in California that serves as a memorial and educational site about the internment of Japanese Americans.
F. None of above. chosen

Statements (55)

Predicate	Object
instanceOf	Japanese American incarceration camp ⓘ World War II internment camp ⓘ historic site ⓘ
approximatePopulation	about 14,000 people incarcerated over time ⓘ
associatedWith	Heart Mountain Fair Play Committee ⓘ Japanese American civil liberties violations ⓘ Japanese American draft resistance ⓘ
closedOn	1945-11-10 ⓘ
commemoratedBy	Heart Mountain Wyoming Foundation ⓘ
country	United States ⓘ linked to: United States of America
currentStatus	partially preserved historic site ⓘ
hasFacility	administration buildings ⓘ agricultural fields ⓘ barbed wire fences ⓘ barracks-style housing ⓘ guard towers ⓘ hospital ⓘ mess halls ⓘ recreation areas ⓘ schools ⓘ
hasFeature	harsh winters ⓘ windy high plains climate ⓘ
hasMuseum	Heart Mountain Interpretive Center ⓘ linked to: Heart Mountain Relocation Center
inmates	Japanese American citizens ⓘ Japanese American residents of the West Coast ⓘ Japanese Americans ⓘ Japanese immigrants ⓘ
legalBasis	Executive Order 9066 ⓘ War Relocation Authority policy ⓘ
locatedIn	American West ⓘ linked to: Old West Park County, Wyoming ⓘ Wyoming ⓘ near Cody, Wyoming ⓘ
namedAfter	Heart Mountain (Wyoming) ⓘ linked to: Heart Mountain Relocation Center
notableEvent	organized draft resistance by some inmates ⓘ trials of draft resisters in federal court ⓘ
notableResident	Alan K. Simpson (as a visitor in youth exchange) ⓘ Bill Hosokawa ⓘ Norman Mineta ⓘ
openedOn	1942-08-12 ⓘ
operatedBy	War Relocation Authority ⓘ
operationalPeriod	1942–1945 ⓘ
peakPopulation	over 10,000 ⓘ
postwarUse	land returned to private and agricultural use ⓘ
purpose	incarceration of Japanese Americans ⓘ
rankBySize	third-largest War Relocation Authority camp ⓘ
recognizedAs	National Historic Landmark ⓘ
recognizedBy	U.S. National Park Service ⓘ linked to: National Park Service
security	armed guards ⓘ military police ⓘ watchtowers ⓘ
subjectOf	documentaries ⓘ memoirs by former incarcerees ⓘ scholarly research on Japanese American incarceration ⓘ
usedDuring	World War II ⓘ

How these facts were elicited