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A home for the study and debate of today's complex security challenges at the Hertie School in Berlin.

Centre for International Security - Hertie School

New publication: Jack Kennedy (Hertie School Centre for International Security) has published a new article in the Bulletin of the Atomic Scientists on arms control, risk reduction, and the future of strategic stability in an increasingly uncertain nuclear landscape. 🔗 Read more: lnkd.in/eX_Vj58K

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How do nuclear threats succeed? One way is by deterring publics in target states. The new #JOGSS article, based on survey evidence from Germany, finds that many respondents view Russian nuclear threats as credible and this perception is linked to lower support for supplying weapons to Ukraine.

Centre for International Security - Hertie School

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I am very excited to start my research stay at @hertiesecurity.bsky.social with @argohdes.bsky.social until the summer! Looking forward to getting to know the vibrant research community in Berlin, attending conferences and workshops, and of course exploring the city ✨ 🪩

📅 Join us this Thursday as we discuss the future of the international order: lnkd.in/dGrDqE5p

📅 Join us on Thursday as Krzysztof Krakowski presents new research on the risks faced by demobilised ex-combatants after conflict ends: 🔗 Register: lnkd.in/dQRieags

Surviving peace: What kills ex-combatants after conflict? 📅 30 April 2026 | ⏰ 12:30–13:30 (CEST) | 💻 Online Krzysztof Krakowski (King’s College London) on why demobilised fighters still face violence, using Colombia data (2003–2023). 🔗 Register: lnkd.in/dQRieags

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Join us this Thursday for our research colloquium with David Kuehn. 🔗 Register here: lnkd.in/dzn8PEb9

Journal of Global Security Studies

The "Free World" today - can it still hold together? Join our panel discussion on international order in uncertain times. 📅 30 Apr 2026, 18:00–19:30 📍 Hertie School (Henrik Enderlein Forum) This event is funded by the DAAD using funds from the Federal Foreign Office. Register: lnkd.in/dGrDqE5p

Proud to share: our postdoctoral researcher Christian Gläßel and @ascharpf.bsky.social's new book, Making a Career in Dictatorship, has been featured in The New York Times. 📰 Read more about their feature here: lnkd.in/d2SNAfFC @hertieschool.bsky.social

How do nuclear threats succeed? Public opinion may be a key channel of coercion. In a new article, @wucherpfennig.bsky.social, Gläßel, Lemmer & Kolonić show that many Germans see Russian nuclear threats as credible - linked to lower support for sending advanced weapons to Ukraine: shorturl.at/JuJRq

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Sara Kallis

Centre for International Security - Hertie School

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What explains military support for or opposition to self-coups? In our next research colloquium, David Kuehn (GIGA) presents his research on “Militarization, military behavior, and the dynamics of self-coups.” 📅 16 Apr 2026 | 🕒 12:30–13:30 CEST | 💻 Online 👉 Register: lnkd.in/dzn8PEb9

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Centre for International Security - Hertie School