Cox v. Louisiana
E176636
Cox v. Louisiana is a landmark 1965 U.S. Supreme Court case that clarified the limits of state power to restrict public demonstrations and protected civil rights protest activities under the First Amendment.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cox v. Louisiana canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1538842 — 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: Cox v. Louisiana Context triple: [Assembly Clause, usedInCase, Cox v. Louisiana]
-
A.
Hans v. Louisiana
Hans v. Louisiana is an 1890 U.S. Supreme Court decision that established that a citizen cannot sue their own state in federal court without the state's consent, significantly shaping Eleventh Amendment sovereign immunity doctrine.
-
B.
Powell v. Alabama
Powell v. Alabama is a landmark 1932 U.S. Supreme Court decision that held in capital cases the Due Process Clause requires defendants be given access to effective legal counsel, especially when they are young, illiterate, or otherwise disadvantaged.
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C.
Cohens v. Virginia
Cohens v. Virginia is an 1821 U.S. Supreme Court case that affirmed the Court’s authority to review state criminal proceedings involving federal law, strengthening federal judicial power over the states.
-
D.
Craig v. Boren
Craig v. Boren is a 1976 U.S. Supreme Court case that established intermediate scrutiny as the standard for evaluating gender-based classifications under the Equal Protection Clause.
-
E.
Chisholm v. Georgia
Chisholm v. Georgia was a 1793 U.S. Supreme Court case that held a state could be sued in federal court by a citizen of another state, a ruling that led directly to the adoption of the Eleventh Amendment limiting such suits.
- 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: Cox v. Louisiana Target entity description: Cox v. Louisiana is a landmark 1965 U.S. Supreme Court case that clarified the limits of state power to restrict public demonstrations and protected civil rights protest activities under the First Amendment.
-
A.
Hans v. Louisiana
Hans v. Louisiana is an 1890 U.S. Supreme Court decision that established that a citizen cannot sue their own state in federal court without the state's consent, significantly shaping Eleventh Amendment sovereign immunity doctrine.
-
B.
Powell v. Alabama
Powell v. Alabama is a landmark 1932 U.S. Supreme Court decision that held in capital cases the Due Process Clause requires defendants be given access to effective legal counsel, especially when they are young, illiterate, or otherwise disadvantaged.
-
C.
Cohens v. Virginia
Cohens v. Virginia is an 1821 U.S. Supreme Court case that affirmed the Court’s authority to review state criminal proceedings involving federal law, strengthening federal judicial power over the states.
-
D.
Craig v. Boren
Craig v. Boren is a 1976 U.S. Supreme Court case that established intermediate scrutiny as the standard for evaluating gender-based classifications under the Equal Protection Clause.
-
E.
Chisholm v. Georgia
Chisholm v. Georgia was a 1793 U.S. Supreme Court case that held a state could be sued in federal court by a citizen of another state, a ruling that led directly to the adoption of the Eleventh Amendment limiting such suits.
- F. None of above. chosen
Statements (54)
| Predicate | Object |
|---|---|
| instanceOf |
United States Supreme Court case
ⓘ
civil rights era case ⓘ landmark First Amendment case ⓘ |
| arguedDate | 1964-10-21 ⓘ |
| citationYear | 1965 ⓘ |
| clarified | limits of state power to restrict public demonstrations ⓘ |
| concerns |
First Amendment to the United States Constitution
ⓘ
breach of the peace statutes ⓘ civil rights demonstrations ⓘ due process ⓘ freedom of assembly ⓘ freedom of speech ⓘ freedom to petition the government ⓘ overbreadth doctrine ⓘ picketing and parading statutes ⓘ public protest near courthouses ⓘ vagueness doctrine ⓘ |
| concurringInPartAndDissentingOpinionBy | Byron R. White ⓘ |
| concurringOpinionBy |
Hugo L. Black
ⓘ
William O. Douglas ⓘ |
| decisionDate | 1965-01-18 ⓘ |
| hasDocketNumber |
24
ⓘ
49 ⓘ |
| hasParallelCitation |
13 L. Ed. 2d 471
ⓘ
13 L. Ed. 2d 487 ⓘ 85 S. Ct. 453 ⓘ 85 S. Ct. 476 ⓘ |
| hasUnitedStatesReportsCitation |
379 U.S. 536
ⓘ
379 U.S. 559 ⓘ |
| holding |
Convictions based on unconstitutionally vague or overbroad statutes violate due process
ⓘ
State may not selectively enforce statutes against demonstrators based on the content of their speech ⓘ State may not use vague or overly broad breach of the peace statutes to criminalize peaceful civil rights demonstrations protected by the First Amendment ⓘ Statutes regulating demonstrations near courthouses must be narrowly drawn and applied in a content-neutral manner ⓘ |
| involvedEvent | civil rights demonstration in front of a courthouse ⓘ |
| involvedLocation | Baton Rouge, Louisiana ⓘ |
| isTaughtIn |
First Amendment law courses
ⓘ
United States constitutional law courses ⓘ |
| joinedByInMajority |
Byron R. White
ⓘ
Earl Warren ⓘ Hugo L. Black ⓘ John M. Harlan II ⓘ Potter Stewart ⓘ Tom C. Clark ⓘ William O. Douglas ⓘ |
| legalSignificance | established important protections for peaceful demonstrators against arbitrary state regulation ⓘ |
| majorityOpinionBy | Arthur J. Goldberg ⓘ |
| originatedIn | Louisiana ⓘ |
| petitioner | Reverend B. Elton Cox ⓘ |
| protected | civil rights protest activities under the First Amendment ⓘ |
| relatedTo |
NAACP-led protests
ⓘ
civil rights movement ⓘ |
| respondent |
Louisiana
ⓘ
surface form:
State of Louisiana
|
| subsequentHistory | Reversed convictions of B. Elton Cox on certain counts ⓘ |
| wasDecidedBy | Supreme Court of the United States ⓘ |
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: Cox v. Louisiana Description of subject: Cox v. Louisiana is a landmark 1965 U.S. Supreme Court case that clarified the limits of state power to restrict public demonstrations and protected civil rights protest activities under the First Amendment.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.