Athenian coup of 404 BC
E738491
The Athenian coup of 404 BC was the oligarchic seizure of power that ended Athenian democracy at the close of the Peloponnesian War and installed the regime known as the Thirty Tyrants.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Athenian coup of 404 BC canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8510747 — 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: Athenian coup of 404 BC Context triple: [Critias, participatedIn, Athenian coup of 404 BC]
-
A.
Mytilenean revolt
The Mytilenean revolt was a failed uprising of the city of Mytilene on Lesbos against Athenian control during the Peloponnesian War, notable for the intense Athenian debate over whether to execute the entire male population.
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B.
Battle of Arginusae
The Battle of Arginusae was a major Athenian naval victory over Sparta in 406 BC that briefly shifted the balance of the Peloponnesian War but led to political turmoil in Athens over the treatment of shipwrecked sailors.
-
C.
Peisistratid tyranny in Athens
The Peisistratid tyranny in Athens was a period of autocratic rule by the Peisistratid family in the 6th century BCE that laid important groundwork for later Athenian democracy.
-
D.
revolt of Thasos
The revolt of Thasos was a significant 5th-century BCE uprising by the island polis of Thasos against Athenian dominance, highlighting early tensions and coercive control within the Delian League.
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E.
Chremonidean War
The Chremonidean War was a Hellenistic conflict (267–261 BC) in which a coalition led by Athens and Sparta, backed by Ptolemaic Egypt, fought unsuccessfully to resist the expansion of Antigonid Macedonian power in Greece.
- 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: Athenian coup of 404 BC Target entity description: The Athenian coup of 404 BC was the oligarchic seizure of power that ended Athenian democracy at the close of the Peloponnesian War and installed the regime known as the Thirty Tyrants.
-
A.
Mytilenean revolt
The Mytilenean revolt was a failed uprising of the city of Mytilene on Lesbos against Athenian control during the Peloponnesian War, notable for the intense Athenian debate over whether to execute the entire male population.
-
B.
Battle of Arginusae
The Battle of Arginusae was a major Athenian naval victory over Sparta in 406 BC that briefly shifted the balance of the Peloponnesian War but led to political turmoil in Athens over the treatment of shipwrecked sailors.
-
C.
Peisistratid tyranny in Athens
The Peisistratid tyranny in Athens was a period of autocratic rule by the Peisistratid family in the 6th century BCE that laid important groundwork for later Athenian democracy.
-
D.
revolt of Thasos
The revolt of Thasos was a significant 5th-century BCE uprising by the island polis of Thasos against Athenian dominance, highlighting early tensions and coercive control within the Delian League.
-
E.
Chremonidean War
The Chremonidean War was a Hellenistic conflict (267–261 BC) in which a coalition led by Athens and Sparta, backed by Ptolemaic Egypt, fought unsuccessfully to resist the expansion of Antigonid Macedonian power in Greece.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
coup d'état
ⓘ
political event ⓘ |
| chronologicalContext | end of the Peloponnesian War NERFINISHED ⓘ |
| conflictContext | Peloponnesian War NERFINISHED ⓘ |
| country | Classical Athens NERFINISHED ⓘ |
| ended | radical democracy in Athens ⓘ |
| followedBy | regime of the Thirty Tyrants ⓘ |
| hasCause |
Athenian defeat in the Peloponnesian War
ⓘ
Spartan military victory over Athens ⓘ |
| hasEffect |
installation of a Spartan-backed government in Athens
ⓘ
persecution of democratic leaders ⓘ restriction of political rights to a narrow oligarchic group ⓘ |
| hasNature | oligarchic seizure of power ⓘ |
| historicalPeriod | Classical period of Ancient Greece ⓘ |
| languageOfContext | Ancient Greek ⓘ |
| locatedIn |
Ancient Greece
NERFINISHED
ⓘ
Athens ⓘ Attica NERFINISHED ⓘ |
| opposedBy | Athenian democratic faction NERFINISHED ⓘ |
| partOf |
aftermath of the Peloponnesian War
ⓘ
political history of Classical Athens ⓘ |
| pointInTime | 404 BC ⓘ |
| politicalAlignment | oligarchy ⓘ |
| precededBy | Athenian democracy of the 5th century BC ⓘ |
| relatedTo |
Lysander
NERFINISHED
ⓘ
Spartan hegemony in Greece ⓘ Thirty Tyrants NERFINISHED ⓘ restoration of democracy in Athens in 403 BC ⓘ |
| result |
establishment of an oligarchic regime
ⓘ
installation of the Thirty Tyrants ⓘ overthrow of Athenian democracy ⓘ |
| shortName | Coup of 404 BC in Athens ⓘ |
| significance | marked the temporary abolition of Athenian democracy ⓘ |
| significantParticipant |
Athenian democrats
NERFINISHED
ⓘ
Athenian oligarchs NERFINISHED ⓘ Lysander NERFINISHED ⓘ Sparta NERFINISHED ⓘ Thirty Tyrants NERFINISHED ⓘ |
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: Athenian coup of 404 BC Description of subject: The Athenian coup of 404 BC was the oligarchic seizure of power that ended Athenian democracy at the close of the Peloponnesian War and installed the regime known as the Thirty Tyrants.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Critias