Ohio Criminal Syndicalism Act
E179508
The Ohio Criminal Syndicalism Act was a state law that criminalized advocacy of violence or unlawful methods of political change, later deemed unconstitutional in the landmark free speech case Brandenburg v. Ohio.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ohio Criminal Syndicalism Act canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1572437 — 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: Ohio Criminal Syndicalism Act Context triple: [Brandenburg v. Ohio, stateLawInvolved, Ohio Criminal Syndicalism Act]
-
A.
Brandenburg v. Ohio
Brandenburg v. Ohio is a 1969 U.S. Supreme Court decision that significantly strengthened free speech protections by establishing the "imminent lawless action" test for when advocacy of violence can be punished under the First Amendment.
-
B.
Smith Act
The Smith Act is a 1940 U.S. federal law that criminalized advocating the violent overthrow of the government and was widely used during the early Cold War to prosecute suspected communists.
-
C.
Terry v. Ohio
Terry v. Ohio is a 1968 U.S. Supreme Court decision that established the legality of police "stop and frisk" searches based on reasonable suspicion rather than probable cause.
-
D.
Omnibus Crime Control and Safe Streets Act of 1968
The Omnibus Crime Control and Safe Streets Act of 1968 is a major U.S. federal law that expanded law enforcement powers, regulated electronic surveillance, and provided funding and standards for criminal justice programs nationwide.
-
E.
Sedition Act of 1918
The Sedition Act of 1918 was a World War I–era U.S. law that expanded restrictions on speech by criminalizing criticism of the government, the Constitution, the military, or the war effort.
- 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: Ohio Criminal Syndicalism Act Target entity description: The Ohio Criminal Syndicalism Act was a state law that criminalized advocacy of violence or unlawful methods of political change, later deemed unconstitutional in the landmark free speech case Brandenburg v. Ohio.
-
A.
Brandenburg v. Ohio
Brandenburg v. Ohio is a 1969 U.S. Supreme Court decision that significantly strengthened free speech protections by establishing the "imminent lawless action" test for when advocacy of violence can be punished under the First Amendment.
-
B.
Smith Act
The Smith Act is a 1940 U.S. federal law that criminalized advocating the violent overthrow of the government and was widely used during the early Cold War to prosecute suspected communists.
-
C.
Terry v. Ohio
Terry v. Ohio is a 1968 U.S. Supreme Court decision that established the legality of police "stop and frisk" searches based on reasonable suspicion rather than probable cause.
-
D.
Omnibus Crime Control and Safe Streets Act of 1968
The Omnibus Crime Control and Safe Streets Act of 1968 is a major U.S. federal law that expanded law enforcement powers, regulated electronic surveillance, and provided funding and standards for criminal justice programs nationwide.
-
E.
Sedition Act of 1918
The Sedition Act of 1918 was a World War I–era U.S. law that expanded restrictions on speech by criminalizing criticism of the government, the Constitution, the military, or the war effort.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
criminal syndicalism law
ⓘ
state statute ⓘ |
| appliedTo | Clarence Brandenburg ⓘ |
| category | U.S. state law invalidated by the Supreme Court of the United States ⓘ |
| constitutionalIssue |
First Amendment to the United States Constitution
ⓘ
freedom of speech under the First Amendment ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| criminalized |
advocacy of unlawful methods of political change
ⓘ
advocacy of violence for political change ⓘ |
| enforcedBy |
Ohio state courts
ⓘ
surface form:
State of Ohio courts
|
| foundToViolate | First Amendment free speech protections ⓘ |
| heldUnconstitutionalIn | Brandenburg v. Ohio ⓘ |
| historicalContext | Red Scare era criminal syndicalism laws ⓘ |
| jurisdiction |
Ohio
ⓘ
surface form:
State of Ohio
|
| legalDoctrineImpacted | imminent lawless action test ⓘ |
| legalEffect | criminal penalties for certain forms of political advocacy ⓘ |
| legalStatus | unconstitutional as applied ⓘ |
| purpose |
to prevent advocacy of violent political change
ⓘ
to suppress criminal syndicalism ⓘ |
| relatedCase | Brandenburg v. Ohio ⓘ |
| replacedByDoctrine | imminent lawless action standard for incitement ⓘ |
| subjectMatter |
freedom of speech
ⓘ
political advocacy ⓘ |
| timePeriod | 20th century ⓘ |
| typeOfRestriction | content-based restriction on speech ⓘ |
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: Ohio Criminal Syndicalism Act Description of subject: The Ohio Criminal Syndicalism Act was a state law that criminalized advocacy of violence or unlawful methods of political change, later deemed unconstitutional in the landmark free speech case Brandenburg v. Ohio.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.