The Roosevelt Institute for American Studies (RIAS) mission is to foster the study of American history in Europe, to facilitate research on the history of American politics, culture, and society, and to explore the historical development and trajectories of Dutch-American and, generally, transatlantic relations. The RIAS collections focus on a variety of issues such as civil rights, national security, intelligence, propaganda, radicalism, religion, and diplomacy. Collected over more than thirty years, these documents include presidential papers, personal correspondence and oral histories, departmental files, NGO records, diaries, memoires, historical periodicals, and journals.

The U.S. Congressional Serial Set contains 12 million pages from 350,000 publications and 52,000 maps in digitized form. The publications originate from committees and working groups of the U.S. Congress as well as from governmental departments. The database thus offers a rich abundance of materials about all areas of history, politics, economy and culture of the United States, but frequently even more, given that the relationships with other countries are included.

U.S. Declassified Documents Online offers access to more than 750,000 pages of government documents, covering major policy issues from the period before the Second World War into the twenty first century. This archive of first secret, but now declassified documents, serves as a convenient source for materials from U.S. government departments including: Central Intelligence Agency (CIA), Federal Bureau of Investigation (FBI), Justice Department, National Security Agency, North Atlantic Treaty Organization (NATO), State Department, and White House. The materials include: Cabinet meeting minutes, CIA intelligence studies and reports, correspondence, diary entries, Joint Chiefs papers, National Security Council policy statements, political analyses, presidential conferences, and technical studies.

This collection of over 4,000 formerly classified U.S. government documents provides a comprehensive survey of the U.S. intelligence community’s activities in Europe, including Eastern Europe, Turkey and Cyprus, covering the time period from the end of World War II to the fall of the Iron Curtain and beyond.

The world's first database of newspapers and magazines of Ukraine (UDB-UKR) includes publications in Russian, Ukrainian, and English. They cover a broad range of political, economic, and cultural affairs of Ukraine. Topics include Ukraine's progress along the reform path, the view and positions of various political forces, changes in legislation, ethnic relations, and organizational trends in development of the armed forces. The database also includes news wire reports and other products of Ukrainian news agencies. An integral and unique part of this database is the Ukrainian Book Chamber's editions, which list everything published in Ukraine with detailed bibliographic description.

This collection contains 35.000 pages of English-speaking national literature from 116 books originally published between 1789 and 1834. Independently from authors' places of birth, their works have been selected for the collection according to their Wales-related content. The collection has been compiled by members of Cardiff University, Wales, from literature holdings of the Fürstliche Bibliothek Corvey. E-books contain digitally enhanced facsimile pages of historical book pages, and even bookmarks to relevant parts of works. Within e-book pages, i.e. within historical texts and layout, fulltext searches can be performed.

Based on the digitization of K. G. Saur's Biographical Archives, WBIS Online provides biographical information on over 6 Million people from the 8th century B.C. to the present as well as from all countries and regions worldwide. The subscription covers all biographical archives, except the German Biographical Archive, DBA.

The World Christian Database (WCD) provides comprehensive statistical information on world religions, Christian denominations, and people groups. Extensive data are available on 9,000 Christian denominations, 13,000 ethnolinguistic peoples, as well as data on 5,000 cities, 3,000 provinces and 234 countries.

This library enables legal scholars to research the constitutional and political development of every country in the world. It includes the current constitution for every country in its original language format and an English translation, as well as substantial constitutional histories for all countries. It also includes constitutional periodicals, thousands of classic books, other related works such as the World Factbook, links to scholarly articles and online resources, and bibliographic references.

As from 1996, the IBE has undertaken the preparation of profiles of national education systems, using the information included in the National Reports on the Development of Education, supplemented with data from other sources. The profiles contain basic descriptions of the main characteristics of the organization and functioning of education systems throughout the world. All information contained in the profiles is organized on the basis of a common structure so as to facilitate the searching and analyzing of available information.

The primary World Bank collection of development indicators, compiled from officially-recognized international sources. It presents the most current and accurate global development data available, and includes national, regional and global estimates. Topics: Agriculture & Rural Development, Aid Effectiveness, Climate Change, Economy & Growth, Education, Energy & Mining, Environment, External Debt, Financial Sector, Gender, Health, Infrastructure, Labor & Social Protection, Poverty, Private Sector, Public Sector, Science & Technology, Social Development, Trade, Urban Development

The World Religion Database (WRD) contains detailed statistics on religious affiliation for every country of the world. It provides source material, including censuses and surveys, as well as best estimates for every religion to offer a definitive picture of international religious demography. It offers best estimates at multiple dates for each of the world’s religions for the period 1900 to 2050.

This database contains references to 185.858 articles of educational relevance from domestic and foreign journals and newsletters. All education areas are covered: kindergarten, school, job training, academy, further training, discussions and decisions of matters of education policy. The database was concluded on 30 April 2015 and is no longer updated, but the archive is still available for document ordering. -- In dieser Datenbank sind 185.858 bildungsrelevante Artikel aus in- und ausländischen Zeitungen und Newslettern nachgewiesen und mit Schlagwörtern erschlossen. Dabei werden alle Bildungsbereiche - vom Kindergarten über Schule, Berufliche Bildung, Hochschule, Weiterbildung bis hin zu bildungspolitischen Diskussionen und Entscheidungen - abgedeckt. Die Datenbank wurde am 30.04.2015 abgeschlossen und wird nicht mehr aktualisiert. Das Archiv steht weiterhin für Kopienbestellungen zur Verfügung.