Treaty of Osimo (1975)

E77714

bilateral treaty international agreement

The Treaty of Osimo (1975) was an agreement between Italy and Yugoslavia that definitively settled their post–World War II territorial disputes, particularly over the Trieste area, by formalizing the division of the former Free Territory of Trieste.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
Treaty of Osimo (1975) canonical	2
Annex VI of the 1947 Italian Peace Treaty	1
Treaties of Italy	1

How this entity was disambiguated

This entity first appeared as the object of triple T619629 — 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 Osimo (1975)
Context triple: [Yugoslavia–Italy border, relatedTreaty, Treaty of Osimo (1975)]

A. Caserta Agreement (1944)
The Caserta Agreement (1944) was a World War II accord under which the various Greek resistance forces were placed under unified Allied military command, aiming to coordinate operations and limit internal conflict in liberated Greece.
B. Treaty of Turin (1860)
The Treaty of Turin (1860) was the agreement by which the Kingdom of Sardinia ceded Savoy and Nice to France, consolidating French borders and advancing Italian unification.
C. 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.
D. Lateran Treaty
The Lateran Treaty was a 1929 agreement between the Kingdom of Italy and the Holy See that created the independent state of Vatican City and resolved the longstanding "Roman Question."
E. Geneva Agreement
The Geneva Agreement is a key component of the Chapultepec Peace Accords that helped formalize the negotiated end to El Salvador’s civil war and outline political and military reforms.
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 Osimo (1975)
Target entity description: The Treaty of Osimo (1975) was an agreement between Italy and Yugoslavia that definitively settled their post–World War II territorial disputes, particularly over the Trieste area, by formalizing the division of the former Free Territory of Trieste.

A. Caserta Agreement (1944)
The Caserta Agreement (1944) was a World War II accord under which the various Greek resistance forces were placed under unified Allied military command, aiming to coordinate operations and limit internal conflict in liberated Greece.
B. Treaty of Turin (1860)
The Treaty of Turin (1860) was the agreement by which the Kingdom of Sardinia ceded Savoy and Nice to France, consolidating French borders and advancing Italian unification.
C. 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.
D. Lateran Treaty
The Lateran Treaty was a 1929 agreement between the Kingdom of Italy and the Holy See that created the independent state of Vatican City and resolved the longstanding "Roman Question."
E. Geneva Agreement
The Geneva Agreement is a key component of the Chapultepec Peace Accords that helped formalize the negotiated end to El Salvador’s civil war and outline political and military reforms.
F. None of above. chosen

Statements (43)

Predicate	Object
instanceOf	bilateral treaty ⓘ international agreement ⓘ
allocatedTerritoryTo	Italy ⓘ Yugoslavia ⓘ
appliesTo	Italian–Croatian border ⓘ Italian–Slovenian border ⓘ linked to: Slovenia–Italy border
category	1975 in international relations ⓘ Boundary treaties ⓘ Treaties of Italy ⓘ linked to: Treaty of Osimo (1975) Treaties of Yugoslavia ⓘ
confirmedControlOf	Zone A of the Free Territory of Trieste to Italy ⓘ linked to: Free Territory of Trieste Zone B of the Free Territory of Trieste to Yugoslavia ⓘ
countrySignatory	Italy ⓘ Yugoslavia ⓘ
countrySuccessorToYugoslavObligations	Croatia ⓘ Slovenia ⓘ
dateSigned	1975-11-10 ⓘ
ended	provisional regime of the Free Territory of Trieste ⓘ linked to: Free Territory of Trieste
enteredIntoForce	1977 ⓘ
formalizedDivisionOf	Free Territory of Trieste ⓘ
historicalContext	Cold War ⓘ post–World War II European border settlements ⓘ
language	Italian ⓘ Serbo-Croatian ⓘ
legalEffect	definitive settlement of Italian–Yugoslav frontier in the Trieste area ⓘ
namedAfter	Osimo ⓘ
placeSigned	Italy ⓘ Osimo ⓘ
predecessorAgreement	London Memorandum of Understanding (1954) ⓘ
recognizedBy	Croatia ⓘ Italy ⓘ Slovenia ⓘ
relatedTo	City of Trieste ⓘ linked to: Trieste, Italy Croatian coast ⓘ Free Territory of Trieste ⓘ Istria ⓘ Slovenian Littoral ⓘ
resolved	Italian–Yugoslav border in the northern Adriatic ⓘ linked to: Yugoslavia–Italy border
signedByRepresentativeOf	Italian government ⓘ linked to: Government of Italy Yugoslav government ⓘ linked to: Government of Yugoslavia
subject	border delimitation ⓘ post–World War II territorial disputes ⓘ status of Trieste area ⓘ

How these facts were elicited

Referenced by (4)

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

Yugoslavia–Italy border → relatedTreaty → Treaty of Osimo (1975) ⓘ

Treaty of Osimo → category → Treaties of Italy ⓘ

subject linked to: Treaty of Osimo (1975)

linked to: Treaty of Osimo (1975)

Julian March → treatyAffectedBy → Treaty of Osimo (1975) ⓘ

Governor of the Free Territory of Trieste → hasLegalBasis → Annex VI of the 1947 Italian Peace Treaty ⓘ