Relationship dossier
Italy
Slovenia
Relationship assessment
Close bilateral cooperation and reconciliation, alongside periodic friction over border controls and migration.
Italy toward Slovenia
+45Italy has pursued structured relations with Slovenia under the 1996 Treaty of Friendship and Cooperation and has worked with Slovenia on cross-border and minority issues. In 2020, Italy transferred the National Hall in Trieste to the Slovenian minority in a joint reconciliation gesture. Italy also reintroduced checks at its border with Slovenia in 2023, citing migration and security concerns.
Slovenia toward Italy
+45Slovenia has maintained structured cooperation with Italy under the 1996 Treaty of Friendship and Cooperation and on cross-border and minority issues. In 2020, Slovenia’s president joined Italy’s president in a reconciliation gesture accompanying the transfer of the National Hall in Trieste to the Slovenian minority. Italy’s 2023 border checks created friction for Slovenia.
Overall relationship
+45The relationship rests on a bilateral treaty and sustained cross-border engagement, with reconciliation over historical grievances and minority issues among its notable features. The 2020 National Hall transfer was a prominent cooperative gesture. Italy’s reintroduction of border checks in 2023 illustrates that cooperation coexists with practical disagreements over migration and border management.
How to read these scores
Scores are rough judgments, not objective measurements or current verification. Directional scores describe government policy and conduct, not public opinion. The overall score is an independent estimate, never an average.
- −100
- Extreme sustained hostility
- −50
- Substantially adversarial
- 0
- Mixed or neutral, supported by knowledge
- +50
- Substantially cooperative
- +100
- Exceptionally close sustained partnership
“Not assessed” means there is no recorded score. Pair existence makes no claim about diplomatic recognition or established relations.
Relationship context
Overview
Italy and Slovenia maintain a close, structured relationship, including a 1996 bilateral treaty and sustained cooperation on cross-border and minority issues. In 2020, Italy transferred the National Hall in Trieste to the Slovenian minority in a joint reconciliation gesture by the two countries’ presidents. Cooperation has coexisted with friction over Italy’s reintroduction of checks at the Slovenian border in 2023, citing migration and security concerns.
Areas of tension
- Italy’s 2023 reintroduction of checks at the Slovenian border, citing migration and security concerns.
- Historical grievances and the treatment of Slovenian and Italian minorities.
Key developments
Italy and Slovenia concluded a Treaty of Friendship and Cooperation, providing a framework for bilateral relations.
The presidents of Italy and Slovenia jointly marked reconciliation at Basovizza; Italy transferred the National Hall in Trieste to the Slovenian minority.
Italy reintroduced checks at its border with Slovenia, citing migration and security concerns.
Major uncertainties
- The implementation and current scope of bilateral cooperation on cross-border and minority issues are unclear.
- The duration and practical effects of Italy’s border checks on Slovenia are uncertain.