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Relationship dossier

Malawi Tanzania

Relationship assessment

Generally peaceful ties shaped by an unresolved Lake Malawi/Nyasa boundary dispute

Malawi toward Tanzania

-10

Malawi has maintained its claim that the lake lies within its territory, a position contested by Tanzania. Malawi also agreed to mediation of the boundary dispute, providing a channel for bilateral resolution.

Tanzania toward Malawi

-10

Tanzania has contested Malawi’s claim to the lake and asserted that the boundary should divide it. Tanzania also agreed to mediation of the dispute, although the boundary remains unresolved.

Overall relationship

-5

The relationship is largely peaceful but constrained by a persistent dispute over the Lake Malawi/Nyasa boundary. Both governments’ participation in mediation offers a peaceful framework for addressing the issue, while its unresolved status remains a source of friction.

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

Malawi and Tanzania maintain generally peaceful relations, but their governments have disputed the boundary in Lake Malawi/Nyasa. Both agreed to pursue mediation, though the dispute has remained unresolved. The lake-boundary issue is the clearest feature shaping bilateral ties; the scope and results of other government-to-government cooperation are less clear.

Areas of tension

Key developments

Major uncertainties

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