Institute of Security and Global Affairs
The Institute of Security and Global Affairs (ISGA) operates within the internationally oriented discipline of security studies and focuses on multidisciplinary research and education addressing contemporary security challenges.
Based in The Hague – the international city of peace, justice and security – the institute examines topics such as conflict and peace, diplomacy, crisis governance, intelligence and security, cyber threats, and violence prevention.
ISGA offers a broad and coherent educational programme, including bachelor’s and master’s degrees and minors, which prepare students for careers within the wide-ranging field of security and international affairs. The programmes combine academic rigour with societal relevance, encouraging students to approach complex security challenges from multiple perspectives and to contribute to their understanding and resolution.
Research groups
News and media
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Three new Leiden minors with internships in national security -
Europe Hub launches new minor programme: European Approaches to Societal Challenges -
Adam Lichtenheld receives ISA Distinguished Book Award 2026 -
The State of Open Science at FGGA -
MIRD Gala & Reconnect 2026: Inspiring diplomacy in a changing world
Publications
Research projects
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Countering Violent Extremist Content Online: A Multidisciplinary Approach
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Creating Visions of Future War
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Managing the nuclear threshold: Non-nuclear allies in NATO decision-making
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Networks and the Rule of Law: Uncovering Socio-Economic Outcomes (NET-ROL)
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Payment Politics: Mapping Alternatives to SWIFT in a Fragmenting Global Financial System