Relationship dossier

Portugal São Tomé and Príncipe

Relationship assessment

Close bilateral ties supported by Portugal’s development cooperation and strategic engagement with São Tomé and Príncipe.

Portugal toward São Tomé and Príncipe

+45

The Portuguese government has provided development and technical cooperation to São Tomé and Príncipe, including support in areas such as education and public administration. The two governments have also pursued strategic cooperation.

São Tomé and Príncipe toward Portugal

+40

The government of São Tomé and Príncipe has engaged in bilateral strategic cooperation with Portugal and has participated in government-to-government development and technical cooperation programs.

Overall relationship

+45

The relationship has a durable cooperative structure, with sustained bilateral development and technical cooperation and strategic engagement. Historical and linguistic links reinforce these ties, though the relationship is principally characterized by practical cooperation rather than a formal 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

Portugal and São Tomé and Príncipe maintain close bilateral ties shaped by historical and linguistic connections and sustained government cooperation. Portugal has provided development and technical cooperation, including in areas such as education and public administration, and the two governments have pursued strategic cooperation. The scope and implementation of particular programs over time are not fully clear.

Key developments

Major uncertainties

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