Colonial and Global History combines a deep curiosity of transcultural processes such as imperialism, (de)colonization, and globalization with critical historical research on regional societies in Africa, Asia, and the Americas.

Narrative Science examines the use of narrative in scientific research over the last two centuries.

Citizens in multiple crime-ridden countries strongly support the militarization of security—that is, placing the military in charge of traditional policing duties. Yet, we know little about the determinants of such support. Do people approve of militarization even in the face of human fatalities? Political…

PhD defence

How are top-down directives translated and implemented at mission level in UN peacekeeping?

Where are the Women in Global Governance and in peace processes?

In this article, James Shires and Tatiana Tropina, assistant professors at the Institute of Security and Global Affairs, map the relationship between gender equality and cybersecurity governance as a component of good security sector governance (SSG). Here, it highlights the way in which cybersecurity…

The acquisition and administration of the possessions of the “Teutonic House” in Utrecht, and its dependencies, in the Middle Ages until c.1600.

Ancient historians have long been aware that patterns of coin circulation can shed light on levels of economic integration in the Roman Empire. More than forty years ago, Hopkins argued that large amounts of tax money were spent in the frontier provinces and that the non-military provinces recouped…

In this publication the results of the analyses of the Roman harbour of Voorburg-Arentsburg (NL) are presented. This fully inclusive and integrated study of more than 1000 pages is published in two volumes. The publication is written in Dutch, but has got an extensive synthesis/summary in English.

Should the law and norms applicable to armed conflict include a distinct category covering the transition from armed conflict to peace, jus post bellum, and if so what are its characteristics?

Lecture, LIAS Lunch Talk Series

Prince, Pen, and Sword offers a synoptic interpretation of rulers and elites in Eurasia from the fourteenth to the eighteenth century. Four core chapters zoom in on the tensions and connections at court, on the nexus between rulers and religious authority, on the status, function, and self-perceptions…

Migration and Mobility in the Early Roman Empire by Luuk de Ligt and Laurens E. Tacoma (Eds.)

The Dutch and English East India Companies were formidable organizations that were gifted with expansive powers that allowed them to conduct diplomacy, wage war and seize territorial possessions. But they did not move into an empty arena in which they were free to deploy these powers without resista…

Wim Klooster and Gert Oostindie present a fresh look at the Dutch Atlantic in the period following the imperial moment of the seventeenth century. This epoch (1680–1815), the authors argue, marked a distinct and significant era in which Dutch military power declined and Dutch colonies began to chart…

Indonesian translation of the book Recollecting Resonances from authors Bart Barendregt and Els Bogaerts.

In the wake of controversial disclosures of classified government information by WikiLeaks and Edward Snowden, questions about the democratic status of secret uses of political power are rarely far from the headlines. Despite an increase in initiatives aimed at enhancing government transparency – such…

The transformation of the myriad of medieval kingdoms, principalities, local lordships, city-‘states’ and peasant ‘republics’ into ‘modern’ states, claiming some measure of sovereignty, remains one of the core themes of European history, because it gets down to the very root of the (idea on the) Europe…

This book argues that the combined literary, epigraphic and archaeological evidence supports the theory that early-imperial Italy had about six million inhabitants.

Over time Dutch and Indonesian composers, performers and music scholars have inspired each other and they continue to do so. The presence of the Dutch in the Netherlands East-Indies and Indonesia, but also the existence of large diasporic communities in the Netherlands have contributed to a mutual exchange…

A new vision on the Revolt of the Low Countries through the eyes of Spanish commanders

Escalating tensions in South China Sea have epitomized US–China relations for nearly a decade. Warning signs of a possible collision between a rising China and steadfast US, bring to light the need to think about ways that can halt and reverse the intensification of their confrontational moves.

In this article Vanessa Newby discusses how the ANZUS states of United States, Australia, and New Zealand that sit on the fringes of the Asia-Pacific, are increasingly using their armed forces to deliver Humanitarian Aid and Disaster Response (HADR) as a way of engaging with the region.

Eine Analyse materieller Kultur römischer Kolonien in der Mikroregion von Suessa Aurunca, Minturnae und Sinuessa

Terrorism destabilizes governments, undermines civil society, threatens social and economic development, endangers democracy, and directly impacts human rights. The extraordinary events on 9/11 turned counterterrorism into a global governance project. The global collaboration is unprecedented with traditional…

Why do communities form militias to defend themselves against violence during civil war? Using original interviews with former combatants and civilians and archival material from extensive fieldwork in Mozambique, Corinna Jentzsch (Leiden University Institute of Political Science) explains the timing,…

The complexity of an intelligence problem determines to a great extent the certainty that can be provided by intelligence and security services.

The Leiden Bio Science Park (LBSP) is eager for new talent. Therefore, as a member of the core group, Miranda van Eck is committed to improving cooperation between the faculty and the business community. How do we make sure we know how to find each other better? And how do we show our students what…

In the Global Conflict in the Modern Era specialisation of International Relations you will explore the security measures that have been instituted locally, regionally and globally in the modern world.

PhD defence

On 15 December, Director of the MIVD General Jan Swillens, visited the Institute of Security and Global Affairs (ISGA) to give a lecture on international intelligence cooperation together with ISGA/NLDA researcher Pepijn Tuinier. This event, co-organised by the Intelligence and Security Group and the…

PhD defence

The Hague Diplomacy Podcast aims at bringing the themes of the journal's research off the page, and onto the discussion table. Each episode will feature a guest who will share their insights and personal experience within their practice of or research on diplomacy. Available via SoundCloud, Apple Podcasts…

I am a Lecturer in Contemporary Military History and Security Studies, teaching in both the History and International Relations programmes here at Leiden. I grew up in Yorkshire, England and was interested in history and international politics from a young age. In 2003 I went to the University of Cambridge…

How can mega sand nourishments, such as the Sand Motor, be designed and managed for optimal ecosystem services provision ?

After the advent of Islam in the 7th century C.E., the strategic geographical position of Tarsus (its proximity to the sea and to the mountain pass leading to inland Anatolia) made this town the de facto capital of the thughur, a historical and geographical term created by Muslim geographers qualifying…

The debate in Europe about digital sovereignty, technological sovereignty, data sovereignty and strategic autonomy has been building over recent years at both the EU level and the level of individual Member States. The different concepts – and their diverse interpretations – cover the sovereignty concerns…

Moscow's Heavy Shadow tells the story of the collapse of the USSR from the perspective of the many millions of Soviet citizens who experienced it as a period of abjection and violence.

In Freedom on the Offensive, William Michael Schmidli illuminates how the Reagan administration's embrace of democracy promotion was a defining development in US foreign relations in the late twentieth century.

La naissance d’une thalassocratie considers the contribution of the Burgundian and Habsburg Netherlands to the rise of the Dutch Republic as a maritime power. In Braudelian fashion, its chapters follow three lines of research.

In what ways can a photographic practice act as a means to confront, or even undo, the various material properties of atmospheric enclosure that so clearly put our relationship with our environment under pressure? Is it possible to devise a set of critical and artistic strategies to comprehend the ways…

Matthew Hoye argues for a regulatory analytical perspective to look at the sanctioning of Afghanistan.

When EU member states signed the Treaty of Lisbon in 2007, they did not anticipate the manifold crises in store for them over the following years. Instead of the intended consolidation of a Union which had just gone through its most profound modernisation and biggest round of enlargements, the EU has…

On 18 June 2019, Peter Kempees defended his thesis 'Hard power and the European Convention on Human Rights'. The doctoral research was supervised by Prof. R.A. Lawson and Prof. H. Duffy.

Embracing the Provinces is a collection of essays focused on people and their daily lives living in the Roman provinces, c. 27 BC-AD 476. It offers an overview of current research on Roman provinces and frontiers, deconstructing some long-held preconceptions and providing refreshing insights into unexplored…