Treaty of Lisbon

E49590

European Union treaty international treaty

The Treaty of Lisbon is a 2007 agreement that reformed the European Union’s institutional structure and decision-making processes, enhancing its efficiency, democratic legitimacy, and coherence in external action.

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All labels observed (7)

Label	Occurrences
Treaty of Lisbon canonical	28
Lisbon Treaty 2007	2
Lisbon Treaty	1
Lisbon Treaty 2009	1
Ratification of the Treaty of Lisbon	1
Reform Treaty	1
Treaty of Lisbon (2007)	1

How this entity was disambiguated

This entity first appeared as the object of triple T380219 — 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: Treaty of Lisbon
Context triple: [Treaty on the Functioning of the European Union, enteredIntoForceBy, Treaty of Lisbon]

A. Treaty of Rome
The Treaty of Rome is a 1957 international agreement that established the European Economic Community, laying a foundational step toward today’s European Union and its single market.
B. Treaty on European Union
The Treaty on European Union, commonly known as the Maastricht Treaty, is the foundational agreement that created the modern European Union and introduced the framework for a single currency, common foreign and security policy, and closer political integration among its member states.
C. Treaty on the Functioning of the European Union
The Treaty on the Functioning of the European Union is one of the EU’s primary founding treaties, setting out its institutional framework, policy competences, and detailed rules governing the functioning of the Union’s internal market and other key areas.
D. EU Treaties
The EU Treaties are the foundational legal agreements that establish the European Union’s institutions, powers, and decision‑making framework.
E. Locarno Treaties
The Locarno Treaties were a series of 1925 diplomatic agreements in which Germany, France, Belgium, Britain, and Italy sought to stabilize post–World War I Europe by guaranteeing Western borders and promoting reconciliation with Germany.
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: Treaty of Lisbon
Target entity description: The Treaty of Lisbon is a 2007 agreement that reformed the European Union’s institutional structure and decision-making processes, enhancing its efficiency, democratic legitimacy, and coherence in external action.

A. Treaty of Rome
The Treaty of Rome is a 1957 international agreement that established the European Economic Community, laying a foundational step toward today’s European Union and its single market.
B. Treaty on European Union
The Treaty on European Union, commonly known as the Maastricht Treaty, is the foundational agreement that created the modern European Union and introduced the framework for a single currency, common foreign and security policy, and closer political integration among its member states.
C. Treaty on the Functioning of the European Union
The Treaty on the Functioning of the European Union is one of the EU’s primary founding treaties, setting out its institutional framework, policy competences, and detailed rules governing the functioning of the Union’s internal market and other key areas.
D. EU Treaties
The EU Treaties are the foundational legal agreements that establish the European Union’s institutions, powers, and decision‑making framework.
E. Locarno Treaties
The Locarno Treaties were a series of 1925 diplomatic agreements in which Germany, France, Belgium, Britain, and Italy sought to stabilize post–World War I Europe by guaranteeing Western borders and promoting reconciliation with Germany.
F. None of above. chosen

Statements (50)

Predicate	Object
instanceOf	European Union treaty ⓘ international treaty ⓘ
abolished	pillar structure of the European Union ⓘ
aimsTo	enhance democratic legitimacy of the European Union ⓘ improve coherence of EU external action ⓘ improve efficiency of the European Union ⓘ
alsoKnownAs	Treaty of Lisbon ⓘ surface form: Reform Treaty
amends	Treaty of Rome ⓘ surface form: Treaty establishing the European Community Treaty on European Union ⓘ
belongsTo	primary law of the European Union ⓘ
clarified	division of competences between the EU and member states ⓘ
codified	procedure for a member state to leave the EU ⓘ
created	Treaty on the Functioning of the European Union ⓘ legal personality for the European Union ⓘ
createdArticle	Article 50 TEU ⓘ
enteredIntoForceOn	2009-12-01 ⓘ
expanded	ordinary legislative procedure ⓘ use of qualified majority voting in the Council ⓘ
gaveLegalForceTo	Charter of Fundamental Rights of the European Union ⓘ
introduced	High Representative of the Union for Foreign Affairs and Security Policy ⓘ citizens' initiative ⓘ double majority voting system in the Council ⓘ early warning mechanism for subsidiarity ⓘ permanent President of the European Council ⓘ withdrawal clause for member states ⓘ
modified	composition of the European Parliament ⓘ voting weights in the Council of the European Union ⓘ
negotiatedAfter	failure of the Treaty establishing a Constitution for Europe ⓘ
newName	Treaty on the Functioning of the European Union ⓘ
reforms	Treaty of Rome ⓘ surface form: Treaty establishing the European Community Treaty on European Union ⓘ
renamed	Treaty of Rome ⓘ surface form: Treaty establishing the European Community
requires	ratification by all EU member states ⓘ
resultedIn	European Union succeeding the European Community ⓘ abolition of the European Community as a separate legal entity ⓘ
signedBy	European Union member states ⓘ France ⓘ Germany ⓘ Ireland ⓘ Italy ⓘ Poland ⓘ Spain ⓘ United Kingdom ⓘ
signedIn	Lisbon ⓘ
signedInCountry	Portugal ⓘ
signedOn	2007-12-13 ⓘ
strengthened	role of national parliaments in EU decision-making ⓘ role of the European Parliament ⓘ
wasPrecededBy	Treaty of Nice ⓘ
wasSubjectOf	referendum in Ireland ⓘ

How these facts were elicited

Referenced by (35)

Full triples — surface form annotated when it differs from this entity's canonical label.

Treaty on the Functioning of the European Union → enteredIntoForceBy → Treaty of Lisbon ⓘ

European Council → establishedBy → Treaty of Lisbon ⓘ

European Council → recognizedAsInstitutionBy → Treaty of Lisbon ⓘ

European Parliament (Strasbourg seat) → recognizedBy → Treaty of Lisbon ⓘ

Treaty on European Union → amendedBy → Treaty of Lisbon ⓘ

European integration → hasKeyEvent → Treaty of Lisbon ⓘ

this entity surface form: Lisbon Treaty 2007

European External Action Service → legalBasis → Treaty of Lisbon ⓘ

Treaty of Rome → amendedBy → Treaty of Lisbon ⓘ

EU Treaties → amendedBy → Treaty of Lisbon ⓘ

European Union internal market → strengthenedBy → Treaty of Lisbon ⓘ

this entity surface form: Lisbon Treaty 2009

European Union area of freedom, security and justice → strengthenedBy → Treaty of Lisbon ⓘ

this entity surface form: Lisbon Treaty

Treaty of Lisbon → alsoKnownAs → Treaty of Lisbon ⓘ

this entity surface form: Reform Treaty

Treaties of the United Kingdom → hasPart → Treaty of Lisbon ⓘ

this entity surface form: Lisbon Treaty 2007

General Court → renamedBy → Treaty of Lisbon ⓘ

High Representative of the Union for Foreign Affairs and Security Policy → reformedBy → Treaty of Lisbon ⓘ

President of the European Council as chair → createdBy → Treaty of Lisbon ⓘ

subject surface form: President of the European Council

Treaties of France → hasPart → Treaty of Lisbon ⓘ

Common Foreign and Security Policy → reformedByTreaty → Treaty of Lisbon ⓘ

Article 4 TEU → cameIntoForceWith → Treaty of Lisbon ⓘ

Treaty of Nice → precedes → Treaty of Lisbon ⓘ

Article 1 TEU → wasAmendedBy → Treaty of Lisbon ⓘ

Article 50 TEU → introducedBy → Treaty of Lisbon ⓘ

Article 50 TEU → relatedTo → Treaty of Lisbon ⓘ

Treaties of Portugal → hasPart → Treaty of Lisbon ⓘ

this entity surface form: Treaty of Lisbon (2007)

European Union military structures → legalBasis → Treaty of Lisbon ⓘ

European security architecture → includesAgreement → Treaty of Lisbon ⓘ

Charter of Fundamental Rights of the European Union → becameLegallyBindingThrough → Treaty of Lisbon ⓘ

Maastricht Treaty 1992 → laterAmendedBy → Treaty of Lisbon ⓘ

subject surface form: Maastricht Treaty

multiannual financial framework of the European Union → introducedAsLegalConceptBy → Treaty of Lisbon ⓘ

Treaties of the Federal Republic of Germany → includes → Treaty of Lisbon ⓘ

Treaties of Belgium → hasPart → Treaty of Lisbon ⓘ

President of the European Council → createdBy → Treaty of Lisbon ⓘ

Brown ministry → significantEvent → Treaty of Lisbon ⓘ

this entity surface form: Ratification of the Treaty of Lisbon

HR/VP → createdBy → Treaty of Lisbon ⓘ

Statute of the European Investment Bank → amendedBy → Treaty of Lisbon ⓘ

All labels observed (7)

How this entity was disambiguated Show

Statements (50)

How these facts were elicited Show

Referenced by (35)

How this entity was disambiguated

How these facts were elicited