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This open access volume surveys the state of the field to examine whether a fifth wave of deterrence theory is emerging. Bringing together insights from world-leading experts from three continents, the volume identifies the most pressing strategic challenges, frames theoretical concepts, and describes…

This research paper seeks to examine the nature of the nexus between right-wing extremism and the military by surveying five potential consequences (i.e., problem areas) arising from the presence of right-wing extremists within the armed forces of twelve Western countries.

On Thursday, 11 May 2017, Nobuo Hayashi defended his PhD dissertation entitled “Military Necessity”. A brief summary provided below.

Fighting for the faith, caring for the sick, and praying for the soul of their benefactors were the main tasks of the military orders, who since the time of the crusades were well represented in the Netherlands in the Middle Ages, including the Frisian lands. Especially the Hospitallers and the Teutonic…

To what extent and in what manner can experimental video be used to reclaim the capacity for telling one’s own story, on one's own terms, speaking in tongues outside the linguistic framework of immune system discourse?

Subproject of

Gender sidestreaming? Analysing gender mainstreaming in national militaries and international peacekeeping

Tens of thousands of soldiers and civilians have died as a result of Russia’s invasion of Ukraine in February 2022 and the continuing armed conflict. Many forms of critical infrastructure have been destroyed. Much of this devastation has been caused by weapons that utilise forms of artificial intelligence…

In December 2014, Leiden University’s Institute of Security and Global Affairs with the Australian National University’s Asia-Pacific College of Diplomacy and the International Centre for Counter-Terrorism, commenced a research project to assess how (temporary) military interventions can best prepare…

These three repors are part of a research project that assesses how military interventions can best prepare the ground for an effective long-term counter-terrorism policy. Three different cases have been studied, and they have each provided the input for the policy relevant recommendations that are…

Op 2 april 2022 (10.00-17.00) organiseert de Werkgroep Norbertijner Geschiedenis in de Nederlanden haar 30ste contactdag rond het thema "Norbertijnse Lievevrouwen". Voor meer informatie en inschrijvingen: h.janssens@abdijaverbode.be.

A story of Two Mosuls, The Resurrection of the Iraqi Armed Forces and the military defeat of ISIS. In this article, published in the Journal of Strategic Studies, the authors Maarten Broekhof, Martijn Kitzen and Frans Osinga discuss the military adaptation by the Iraqi armed forces and their role in…

In Augustus 2012 Kim Beerden will join the staff of the Institute for History as lecturer in Ancient History.

On Thursday, 11 May 2017, Nobuo Hayashi will defend his PhD dissertation entitled “Military Necessity” at Leiden University’s Academy Building (Rapenburg 73). He will argue that military necessity denotes normative indifference in international law.

The remains of Dutch East India Company forts are scattered throughout littoral Asia and Africa. But how important were the specific characteristics of European bastion-trace fortifications to early modern European expansion?

Russian military concepts developed in the late 19th and early 20th centuries still exist and have not lost their strategic relevance. The Russians used them to annex Crimea and are now applying them in the war in Ukraine. Although the concepts have been around for a long time, it does not mean they…

Recently, Engin Yüksel gave a lecture on Russian military concepts from 1853 to the present day and his observations on the Russo-Ukrainian war at the Faculty of Humanities, premised on his recently completed doctoral research.

The Institute of Security and Global Affairs (ISGA) of Leiden University contributed to the design and teaching of modules of this year’s edition of the Ministry of Defence’s ‘International Military Cooperation Course Africa’.

K-pop band BTS joining the Korean military is a compulsory obligation, one with increased meaning as tension builds on the Korean Peninsula and around the world, postdoc Aleydis Nissen writes in an article in The Diplomat.

China is conducting joint military exercises this week with Cambodia, Laos, Malaysia, Thailand, and Vietnam. In doing so, it is seeking to strengthen military ties with the ASEAN Member States amidst growing US presence in the region.

On 29 January, the military administration in Myanmar sent a representative to the ASEAN Foreign Ministers’ Retreat, marking the first time that a representative from Myanmar has attended a high-level ASEAN meeting in over two years.

When are you (sexually) mature? A KNAW grant will enable associate professor Rafal Matuszewski to organise an interdisciplinary workshop on this question.

Monique Koemans werkt sinds 2,5 jaar op de Nederlandse ambassade in de Verenigde Staten. 'Leiden is een opvallende rode draad in mijn leven.'

A team led by Dr. Yannick Veilleux-Lepage (Institute of Security and Global Affairs) and Joris Larik (Leiden University College The Hague) have secured research funding from the Canadian Department of National Defence and Canadian Armed Forces funded RWE-CAF Research Network.

The question of how military interventions can best transition to a long term counter-terrorism policy forms the core research question of three interlinked reports. This research project has been completed with support of NATO’s Science for Peace and Security Programme. Leiden University researchers…

Systematisch geordend naslagwerk voor alle stadsrechten in Nederland

Twenty years after the passing of Resolution 1325, the participation of women as military personnel in peacekeeping operations remains limited. Women currently comprise just under five per cent of military personnel in UN peacekeeping missions, and the UN consistently calls for more.

In theory, states can gain security by acquiring internal arms or external allies. Yet the empirical literature offers mixed findings: some studies find arms and allies to be substitutes, while others find them to be complements. Political scientists Matthew Digiuseppe (Leiden University) and Paul Poast…

For his PhD, historian and army major Dion Landstra researched the effectiveness of observers in peace operations in the Balkans between 1991 and 1995. What risks are acceptable for bringing about and maintaining peace? Landstra will defend his PhD on 28 September.

Jorik ter Veer studied Political Science in Leiden. How does he look back on his student days?

The academic staff of the Leiden University Institute for History.

In the course ‘Research Design CSM’ Dr. Elke Devroe and Moniek Akerboom organized this year a competitive research conference where students of the Master Crisis and Security Management (CSM) presented their research design in order to gain some (fictive) funding on their proposal.

Bas Rietjens and his colleagues researched the Russia-Ukraine war, exploring this multitude of facets and their interconnections.

De menselijke geschiedenis strekt zich ver uit vóór de tijd waarin de mensen opschreven wat er zoal gebeurde.

This project compares and explains dynamics of cross-border cooperation among European actors in the field of counterterrorism (CT).

Karwan Fatah-Black of Leiden University, an expert in the area of Dutch colonial history, wrote the text for a slavery remembrance memorial that was unveiled on 1 July in Hoofddorp. The official abolition of slavery was proclaimed 155 years ago on 1 July 1863. On Sunday 1 July 2018 the national remembrance…

The research project ‘The History of National Security, 1945-present', is funded by the Netherlands Organisation for Scientific Research (NWO), the Campus The Hague/Leiden University and the Netherlands Institute for Military History (NIMH). The project will run until the summer of 2013, when we hope…

Assistant professor and dual PhD candidate, Pieter Slaman writes in Binnenlands Bestuur about the fact that the German occupier lengthened the period of mandatory education in The Netherlands.