Global Challenges
Issue no. 20 | October 2026
New Dynamics of War
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What is Global Challenges?
Global Challenges
Issue no. 20 | October 2026
New Dynamics of War

Since the end of the Cold War, the belief in a lasting “peace dividend” fostered the expectation that economic interdependence and multilateralism would gradually reduce the role of military power. Yet the wars of the 2020s have brutally overturned this assumption, exposing a resurgence of high-intensity conflict with devastating results. States are accelerating their rearmament amid the resurgence of strategic rivalries and a growing contempt for the international norms intended to contain violence. This shift raises a pressing question: are we entering a new era in which interstate wars once again become a structural feature of world politics?

Global Challenges

What is Global Challenges?

Global Challenges is a series of dossiers designed to share with a broader, non-specialist audience the ideas, knowledge, opinions and debates produced at the Graduate Institute of International and Development Studies. The underlying rationale is that in the spirit of a “science for the city”, social sciences and humanities bear the responsibility to provide the general public with answers to the pressing issues and concerns of our time.

The objective of Global Challenges is to examine, in a reader-friendly and comprehensive way, the major issues of the modern world by combining the rigour of academic thought with the techniques and communication methods of an innovative scientific journalism inspired by new web technologies.

Global Challenges capitalises on the breadth of the Graduate Institute’s research community, showcasing contributions and findings from its over 450 professors, researchers and PhD students, and complementing them with inputs from guest writers, state-of-the-art maps, interviews, videos and infographics.

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