Kleppe v. New Mexico
E262091
Kleppe v. New Mexico is a 1976 U.S. Supreme Court case that affirmed broad federal authority over public lands and wildlife under the Constitution’s Property Clause.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Kleppe v. New Mexico canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T2393438 — 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: Kleppe v. New Mexico Context triple: [Property Clause, citedIn, Kleppe v. New Mexico]
-
A.
Arizona v. United States
Arizona v. United States is a 2012 U.S. Supreme Court case that limited state authority over immigration enforcement by affirming broad federal power in this area.
-
B.
Colorado Department of State v. Baca
Colorado Department of State v. Baca is a U.S. federal court case addressing whether states can remove or sanction presidential electors who refuse to vote in accordance with their state's popular vote in the Electoral College.
-
C.
City of Boerne v. Flores
City of Boerne v. Flores is a 1997 U.S. Supreme Court case that curtailed Congress’s power under the Fourteenth Amendment and held that the Religious Freedom Restoration Act could not be applied to the states.
-
D.
Branch v. Texas
Branch v. Texas is a U.S. Supreme Court case addressing the constitutionality and application of the death penalty in the wake of the landmark Furman v. Georgia decision.
-
E.
South Dakota v. Dole
South Dakota v. Dole is a 1987 U.S. Supreme Court case that upheld Congress’s power to condition federal highway funds on states adopting a minimum drinking age of 21, helping define the scope of the federal spending power.
- 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: Kleppe v. New Mexico Target entity description: Kleppe v. New Mexico is a 1976 U.S. Supreme Court case that affirmed broad federal authority over public lands and wildlife under the Constitution’s Property Clause.
-
A.
Arizona v. United States
Arizona v. United States is a 2012 U.S. Supreme Court case that limited state authority over immigration enforcement by affirming broad federal power in this area.
-
B.
Colorado Department of State v. Baca
Colorado Department of State v. Baca is a U.S. federal court case addressing whether states can remove or sanction presidential electors who refuse to vote in accordance with their state's popular vote in the Electoral College.
-
C.
City of Boerne v. Flores
City of Boerne v. Flores is a 1997 U.S. Supreme Court case that curtailed Congress’s power under the Fourteenth Amendment and held that the Religious Freedom Restoration Act could not be applied to the states.
-
D.
Branch v. Texas
Branch v. Texas is a U.S. Supreme Court case addressing the constitutionality and application of the death penalty in the wake of the landmark Furman v. Georgia decision.
-
E.
South Dakota v. Dole
South Dakota v. Dole is a 1987 U.S. Supreme Court case that upheld Congress’s power to condition federal highway funds on states adopting a minimum drinking age of 21, helping define the scope of the federal spending power.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
United States Supreme Court case
ⓘ
federal court case ⓘ |
| arguedDate | 1976-03-01 ⓘ |
| citation |
426 U.S. 529
ⓘ
49 L. Ed. 2d 34 ⓘ 96 S. Ct. 2285 ⓘ |
| concurrenceBy | William O. Douglas ⓘ |
| constitutionalProvisionInterpreted | Property Clause ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| court | Supreme Court of the United States ⓘ |
| decisionDate | 1976-06-17 ⓘ |
| docketNumber | 74-1484 ⓘ |
| holding |
United States public land law
ⓘ
surface form:
Congress has complete power over public lands under the Property Clause
Congress may regulate and protect wildlife living on federal lands ⓘ federal power over public lands is superior to conflicting state laws ⓘ United States public land law ⓘ
surface form:
the Wild Free-Roaming Horses and Burros Act is a valid exercise of Congress’s Property Clause power
|
| joinedByInMajority |
Byron R. White
ⓘ
Harry A. Blackmun ⓘ Lewis F. Powell Jr. ⓘ Potter Stewart ⓘ Warren E. Burger ⓘ William H. Rehnquist ⓘ William J. Brennan Jr. ⓘ |
| jurisdiction |
United States of America
ⓘ
surface form:
United States
|
| languageOfProceeding | English ⓘ |
| legalIssue |
constitutionality of the Wild Free-Roaming Horses and Burros Act of 1971
ⓘ
federal authority over public lands ⓘ federal authority over wildlife on public lands ⓘ scope of federal power under the Property Clause ⓘ |
| lowerCourt | United States District Court for the District of New Mexico ⓘ |
| majorityOpinionBy | Thurgood Marshall ⓘ |
| petitioner | Thomas S. Kleppe, Secretary of the Interior ⓘ |
| relatedStatute |
Article IV Section 3 Clause 2 of the U.S. Constitution
ⓘ
surface form:
U.S. Constitution, Article IV, Section 3, Clause 2 (Property Clause)
Wild Free-Roaming Horses and Burros Act of 1971 ⓘ |
| respondent |
New Mexico
ⓘ
surface form:
State of New Mexico
|
| result | judgment of the lower court reversed ⓘ |
| significance |
landmark case on the breadth of federal authority over public lands
ⓘ
often cited for the proposition that Congress’s power over federal lands is plenary ⓘ |
| subjectMatter | management of wild free-roaming horses and burros on federal lands ⓘ |
| topic |
environmental law
ⓘ
federalism ⓘ public lands law ⓘ wildlife management ⓘ |
| yearDecided | 1976 ⓘ |
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: Kleppe v. New Mexico Description of subject: Kleppe v. New Mexico is a 1976 U.S. Supreme Court case that affirmed broad federal authority over public lands and wildlife under the Constitution’s Property Clause.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.