Relationship dossier

Romania Sweden

Relationship assessment

Romania and Sweden maintain cooperative ties, including practical NATO security cooperation.

Romania toward Sweden

+25

Romania ratified Sweden’s NATO accession protocol in 2022, enabling Sweden’s admission to the alliance.

Sweden toward Romania

+25

Sweden contributed fighter aircraft to NATO air policing in Romania in 2021, providing a concrete security contribution to Romania’s defence.

Overall relationship

+25

The relationship is shaped by cooperation within the EU and NATO, including Romania’s ratification of Sweden’s NATO accession and Sweden’s participation in NATO air policing over Romania. These measures indicate practical security alignment, while the extent of broader bilateral cooperation is less clear.

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

Knowledge coverageLimited

Overview

Romania and Sweden cooperate as EU and NATO members. Sweden contributed fighter aircraft to NATO air policing in Romania in 2021, while Romania ratified Sweden’s NATO accession protocol in 2022. These actions reflect practical security cooperation, though the scope of other direct bilateral initiatives is less clear.

Key developments

Major uncertainties

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