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.

The United Nations iLibrary holds more than 3,500 publications in all official languages of the United Nations: English, French, Spanish, Russian, Chinese and Arabic as well as bi-lingual and tri-lingual publications. These publications have been authored by the United Nations departments such as DESA, OHCHR and DPI, and agencies, funds and programs such as UNDP, ECLAC and UNFPA.

Databases of terminology and dictionaries can be searched parallely under an unique surface. Big dictionaries (Pons), pocket dictionary (Langenscheidt), dictionaries of law (Becher, Dietl/Lorenz, Doucet/Feck, Potonnier) -- Wörterbücher und Terminologie-Datenbanken können parallel unter einer einheitlichen Oberfläche durchsucht werden. Großwörterbücher (Pons), Taschenwörterbuch (Langenscheidt), Rechtswörterbücher (Becher, Dietl/Lorenz, Doucet/Feck, Potonnier)

EVIFA, the portal of Social and Cultural Anthropology, offers anthropological and folkloristic information from one source. It gives a fast, comprehensive access to specific information for anthropological research, regardless of the where about.

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.

References within the fields of business, economics, credit management and ergonomics are searchable via a single interface. An overview of included resources is available via https://www.wiso-net.de/sourceInformation/categoryNavigation?searchId=%3A3%3AWIR....

The World Bank eLibrary comprises all eBooks of the World Bank published by its researchers. The publications particularly deal with the socio-economic development in less developed countries and regions, and comprise research results in the fields of development policy, economic policy, foreign trade, health, education, development aid, and poverty. Additionally, access to two eJournals is enabled via the archive, as well as access to 7,400 working papers offered by the World Bank in open access mode.

The World Bank is the largest single source of development knowledge. The World Bank Open Knowledge Repository (OKR) is The World Bank’s official open access repository for its research outputs and knowledge products. Through the OKR, the World Bank collects, disseminates, and permanently preserves its intellectual output in digital form. The OKR also increases the range of people who can discover and access Bank content - from governments and civil society organizations (CSOs), to students and the general public. The OKR is built on DSpace and is interoperable with other repositories. It supports optimal discoverability and reusability of the content by complying with Dublin Core Metadata Initiative (DCMI) standards. All OKR metadata is exposed through the Open Archives Initiative Protocol for Metadata Harvesting (OAI-PMH) protocol. By extending and improving access to World Bank research, the World Bank aims to encourage innovation and allow anyone in the world to use Bank knowledge to help improve the lives of those living in poverty.

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.

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.

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