Political scientists Tom Louwerse, Simon Otjes & Cynthia van Vonno introduce the Dutch Parliamentary Behaviour Dataset, a record of parliamentary (voting) behaviour in the Dutch Tweede Kamer (Second Chamber, House of Representatives) since 1945.

How many written parliamentary questions does each party put to each minister? Political scientists Simon Otjes (University of Groningen) and Tom Louwerse (Leiden University) studied the practice in Dutch parliament and found that parties use parliamentary questions strategically as part of their ‘permanent…

Beyond the immediately visible plenum, parliaments are highly complex institutions. They work through various venues in which decisions are prepared or even taken. The two main institutions in this regard are parliamentary party groups, which comprise legislators who are elected under the same party…

How do parliamentarians secure their political future? Are their activities in the legislature connected to their place on the candidate list from one election to the next? Political scientists Tom Louwerse and Cynthia van Vonno examine the Dutch case. Their main finding is that speaking in the plenary…

The parliamentary elections in the Netherlands, scheduled for March 2017, are likely to result in a fragmented parliament and a complicated coalition formation process, according to Dutch political scientist Hans Vollaard (Leiden University).

The Leiden Research Profile Area Political Legitimacy organizes a public symposium on the 12th of May 2016 on the legitimacy and future of the Dutch Senate.

Migration is the talk of the town. On the whole, however, the current situation is seen as resulting from unique political upheavals. Such a-historical interpretations ignore the fact that migration is a fundamental phenomenon in human societies from the beginning and plays a crucial role in the cultural,…

Considering the ways in which the ‘global turn’ is changing the theory and practice of historical disciplines, Explorations in History and Globalization engages with the concept and methodology of globalization, challenging traditional divisions of space and time to offer a range of perspectives on…

Due to the fact that the Frisian lands lacked major political centers in the Middle Ages and also because most of its monasteries suffered complete destruction in the second half of the 16th century, relatively few written documents concerning medieval Frisian history have survived. To analyze them…

MPs in the Netherlands are first and foremost motivated by their direct environment, i.e. the parliamentary and partisan institutions.

This seminal volume covers the entire global history of urbanization since the rise of cities in Mesopotamia in the 6th millennium BC. Leiden historians Wim Blockmans, Leonard Blussé, Luuk de Ligt and Leo Lucassen contributed survey and thematic chapters.

Are you thinking about studying Ancient History? Learn more and watch the introduction video and the programme presentation.

This book rovides an economic history of Portugal over the course of eight centuries, from 1143 through to 2010 and situates Portugal's economic growth within the context of European development. It also responds to fundamental questions about when, how and why the economy expanded, stagnated or co…

Jan de Vetten brengt zijn promotieonderzoek ook uit in boekvorm. ‘In de ban van goed en fout’ beschrijft voor het eerst - op basis van archiefonderzoek en interviews - op samenhangende wijze de bestrijding van de CP en CD, en ook de reactie daarop van die partijen. Waarom werden ze zo fel werden bestreden?…

Leiden University was the first university to be established in the Netherlands. William of Orange gave Leiden Academia Lugduno Batava in 1575, it is said in recognition of the city’s courageous resistance against the seige by the Spanish invaders.

The Dutch Advisory Council on International Affairs (AIV) recently published its report ‘The war in Ukraine: A geopolitical shock to the system’. On 7 July 2022, the Dutch House of Representatives had asked the Advisory Council to provide an expedited report on the consequences of the war for Dutch…

Cynthia van Vonno, political scientist at Leiden University, explains why individual MPs vote according to the party group line.

The Colonial and Global History Research Programme of the Leiden University Institute for 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.

The Historia Naturalis Brasiliae Reconsidered

Are you thinking about studying Colonial and Global History? Learn more and watch the introduction video and the programme presentation.

As one of the most influential ideas in modern European history, democracy has fundamentally reshaped not only the landscape of governance, but also social and political thought throughout the world.

About the history of ProParte and its predecessors.

The Flentrop Organ is the third organ to have been built for the Great Auditorium in the Academy Building in Leiden.

For thousands of years, societies have fallen under the reign of a single leader, ruling as chief, king, or emperor. In this fascinating global history of medieval and early modern dynastic power, Jeroen Duindam charts the rise and fall of dynasties, the rituals of rulership, and the contested presence…

The Old Observatory has a rich history. On this page you will find a short version of the history that took place in the observatory.

The History Master at Leiden University has a strong international orientation.

Are you fascinated by the past and do you like to challenge yourself? In the Dutch-taught Bachelor's programme History at Leiden University you will approach the past with a sharp and analytic view and you will learn to look at the past from a completely new perspective. study the history of the ancient…

Maritime History encompasses humankind’s relationships to the seas and oceans of the world.

Thirteen Centuries of Creed, Conflict and Coexistence

Historical evolution law

Histories Connected seeks to explore social, cultural, and political issues that connect people of Asia, the Middle East, Africa, the Americas, and Europe throughout different periods of time.

Debates on political legitimacy in Dutch parliament in the 1880s, 1930s, and 1960s

Rembrandt experts have been puzzling over this painting from 1626 for years. The work may have been commissioned by someone from University circles and may depict a judgment. It can be seen at Gravensteen, a building that served as a prison between 1463 and 1955. This historical building later became…

Populist parties in national parliaments have a different style of working from their colleagues in other parties. They often vote against Cabinet proposals, but do not ask more questions about Cabinet activities. This is the finding of Leiden research in different European countries.

As an educational and research institution Leiden University is seeking to understand its own relationship with the colonial and slavery past.

On the 16th of February, Yunus Sulistyono successfully defended a doctoral thesis. The Leiden University Centre for Linguistics congratulates Yunus on this achievement!

On the 16th of February 2022 Mr. Yunus Sulistyono successfully defended a doctoral thesis and graduated.

Life Sciences Artificial Intelligence Data Science

Political scientist Ruud Koole (Institute Political Science, Leiden University) has been appointed to a state commission that will investigate whether the Dutch parliamentary system and the parliamentary democracy need to be reformed.