Hostage Diplomacy

The return of Coercion in International Relations

Key Insights

Why are foreign nationals increasingly detained not as criminals, but as leverage? Hostage diplomacy endures because it delivers strategic returns often enough to make repetition rational in a fragmented international system. What is taking shape is not simple disorder, but a harder political landscape in which human vulnerability itself becomes a currency of negotiation.

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If this trajectory continues, hostage diplomacy will not remain an aberration. It will become part of the operating logic of a more transactional and more coercive international order.

Eleonora Crespi With an academic background in International Relations, Diplomacy, and Global Security, Eleonora Crespi works as an analyst contributing to international projects. Drawing on experience in diplomatic organisations and expertise in public policy and strategic communication, she supports diplomacy as a tool for dialogue, stability, and international cooperation. Her research focuses on the evolving role of diplomacy, providing analysis to inform decision-making and anticipate global trends.

Cite this brief
Crespi, E. (2026). Hostage Diplomacy. EPIS Insight · International Relations & Diplomacy.
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