The Supreme Court held that the curfew order was a valid exercise of the war powers of Congress and the President.
E440272
This entity is the central holding in the 1943 Supreme Court case Hirabayashi v. United States, which upheld a World War II-era curfew imposed on Japanese Americans as constitutional under the federal government’s war powers.
All labels observed (1)
| Label | Occurrences |
|---|---|
| The Supreme Court held that the curfew order was a valid exercise of the war powers of Congress and the President. canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4437642 — 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: The Supreme Court held that the curfew order was a valid exercise of the war powers of Congress and the President. Context triple: [Hirabayashi v. United States, holding, The Supreme Court held that the curfew order was a valid exercise of the war powers of Congress and the President.]
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A.
Supreme Court reversed the D.C. Circuit
Supreme Court reversed the D.C. Circuit is the outcome of the landmark administrative law case Vermont Yankee Nuclear Power Corp. v. NRDC, in which the U.S. Supreme Court limited courts’ ability to impose additional procedural requirements on federal agencies beyond those mandated by statute or the Constitution.
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B.
Second War Powers Act of 1942
The Second War Powers Act of 1942 was a major U.S. World War II statute that greatly expanded federal authority over the economy, production, and resources to support the war effort.
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C.
War Powers Act of 1941
The War Powers Act of 1941 was a World War II-era U.S. law that granted President Franklin D. Roosevelt broad emergency authority to reorganize the executive branch and mobilize the nation’s resources for war.
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D.
U.S. War Powers Resolution
The U.S. War Powers Resolution is a 1973 federal law intended to limit the president’s ability to commit U.S. armed forces to hostilities without congressional authorization, enacted in response to concerns raised by the Vietnam War.
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E.
ACT Supreme Court
The ACT Supreme Court is the highest court in the Australian Capital Territory, handling serious criminal and civil cases as well as appeals from lower courts in the territory.
- 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: The Supreme Court held that the curfew order was a valid exercise of the war powers of Congress and the President. Target entity description: This entity is the central holding in the 1943 Supreme Court case Hirabayashi v. United States, which upheld a World War II-era curfew imposed on Japanese Americans as constitutional under the federal government’s war powers.
-
A.
Supreme Court reversed the D.C. Circuit
Supreme Court reversed the D.C. Circuit is the outcome of the landmark administrative law case Vermont Yankee Nuclear Power Corp. v. NRDC, in which the U.S. Supreme Court limited courts’ ability to impose additional procedural requirements on federal agencies beyond those mandated by statute or the Constitution.
-
B.
Second War Powers Act of 1942
The Second War Powers Act of 1942 was a major U.S. World War II statute that greatly expanded federal authority over the economy, production, and resources to support the war effort.
-
C.
War Powers Act of 1941
The War Powers Act of 1941 was a World War II-era U.S. law that granted President Franklin D. Roosevelt broad emergency authority to reorganize the executive branch and mobilize the nation’s resources for war.
-
D.
U.S. War Powers Resolution
The U.S. War Powers Resolution is a 1973 federal law intended to limit the president’s ability to commit U.S. armed forces to hostilities without congressional authorization, enacted in response to concerns raised by the Vietnam War.
-
E.
ACT Supreme Court
The ACT Supreme Court is the highest court in the Australian Capital Territory, handling serious criminal and civil cases as well as appeals from lower courts in the territory.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
United States Supreme Court holding
ⓘ
legal holding ⓘ |
| affectedGroup |
U.S. citizens of Japanese ancestry
ⓘ
resident Japanese aliens ⓘ |
| appliedTo | curfew regulations issued by General John L. DeWitt ⓘ |
| appliesTo |
Japanese Americans on the West Coast
ⓘ
persons of Japanese ancestry in military areas ⓘ |
| authoredBy | Chief Justice Harlan Fiske Stone NERFINISHED ⓘ |
| basedOn |
Executive Order 9066
NERFINISHED
ⓘ
congressional legislation implementing Executive Order 9066 ⓘ war powers of Congress ⓘ war powers of the President ⓘ |
| citation | Hirabayashi v. United States, 320 U.S. 81 (1943) NERFINISHED ⓘ |
| constitutionalProvision |
Article I war powers
NERFINISHED
ⓘ
Article II Commander in Chief power NERFINISHED ⓘ Fifth Amendment Due Process Clause NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| court | Supreme Court of the United States ⓘ |
| criticizedFor |
accepting racial discrimination under the guise of military necessity
ⓘ
weak protection of civil liberties in wartime ⓘ |
| date | 1943-06-21 ⓘ |
| geographicScope | military areas on the U.S. West Coast ⓘ |
| held |
that racial distinctions may be justified under the war power in the context of military necessity
ⓘ
that the curfew imposed on Japanese Americans was constitutional ⓘ that the curfew order was a valid exercise of the war powers of Congress and the President ⓘ |
| historicalContext | post–Pearl Harbor fear of espionage and sabotage ⓘ |
| jurisdiction | federal ⓘ |
| language | English ⓘ |
| legalDoctrine |
broad construction of war powers
ⓘ
judicial deference to the political branches in wartime ⓘ |
| legalIssue |
civil liberties during wartime
ⓘ
constitutionality of wartime curfew ⓘ scope of federal war powers ⓘ |
| longTermImpact | precedent for judicial deference in national security cases ⓘ |
| opinionType | unanimous opinion ⓘ |
| partOf | Hirabayashi v. United States NERFINISHED ⓘ |
| relatedCase |
Ex parte Endo
NERFINISHED
ⓘ
Korematsu v. United States NERFINISHED ⓘ Yasui v. United States NERFINISHED ⓘ |
| relatesTo |
World War II
NERFINISHED
ⓘ
internment and restrictions on Japanese Americans ⓘ |
| resultedIn | affirmance of Gordon Hirabayashi’s conviction for violating the curfew ⓘ |
| standardOfReview | high deference to military judgments in wartime ⓘ |
| subsequentView | widely regarded as a low point in civil liberties jurisprudence ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: The Supreme Court held that the curfew order was a valid exercise of the war powers of Congress and the President. Description of subject: This entity is the central holding in the 1943 Supreme Court case Hirabayashi v. United States, which upheld a World War II-era curfew imposed on Japanese Americans as constitutional under the federal government’s war powers.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
Hirabayashi v. United States
→
holding
→
The Supreme Court held that the curfew order was a valid exercise of the war powers of Congress and the President.
ⓘ