Relationship dossier

Turkey Finland

Relationship assessment

NATO allies with growing security cooperation and some friction over Turkey’s delayed ratification of Finnish membership.

Turkey toward Finland

+15

Turkey ultimately ratified Finland’s NATO accession in March 2023, enabling Finland to join the alliance. The approval followed a prolonged delay linked to Turkish security concerns, adding friction to bilateral relations.

Finland toward Turkey

+35

Finland supported NATO enlargement and authorized defense exports to Turkey after easing restrictions imposed in 2019. These steps supported security cooperation, although the scope of broader bilateral defense collaboration is unclear.

Overall relationship

+25

The durable structure is cooperation between NATO allies, reinforced by Finland’s accession and defense-related engagement. Turkey’s delayed approval of that accession highlighted disagreements over security concerns, but did not prevent Finland from joining the alliance.

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

Turkey and Finland cooperate as NATO allies, including through Finland’s accession to NATO in 2023. Turkey delayed ratification of Finland’s membership amid security-related concerns before approving it. Finland supported NATO enlargement and authorized defense exports to Turkey after restrictions imposed in 2019 were eased. Security cooperation is substantial, though the accession process exposed friction.

Areas of tension

Key developments

Major uncertainties

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