Citations, abstracts, and indexing of the international journal literature in political science and its complementary fields, including international relations, law, and public administration/policy. Reference books and conference papers are also available. Included in Barton Plus searches

High impact journal articles in all fields. Includes citation tracking.

Journal articles, working papers, essays, books, dissertations, and book reviews in all fields of economics. 1969 - present. Included in BartonPlus searches.

Index of articles and news items from military and aeronautical journals.

Annotated references to resources that offer a broad, balanced perspective on current and historical nuclear issues.

Includes documents on signals intelligence in World War II, cryptologic histories, Tonkin Gulf Incident, Cuban Missile Crisis, JFK assassination, UFOs, and letters from MIT's own John Nash, among other topics.

The Digital National Security Archive is a collection of primary documents central to US foreign and military policy since 1945. More than 80,000 declassified documents - totalling more than 500,000 pages - have been gathered through use of the US Freedom of Information Act (FOIA).

The Homeland Security Digital Library (HSDL) is sponsored by the Naval Postgraduate School Center for Homeland Defense and Security and the U.S. Department of Homeland Security’s National Preparedness Directorate, FEMA. It contains documents related to homeland security policy, strategy, and organizational management.

The Military Balance is the annual assessment of the military capabilities and defense economics of 170 countries world-wide, produced annually by the IISS. 1961 to present

Data collected by Stockholm International Peace Research Institute includes facts on international relations and security trends, multilateral peace operations, military expenditure, arms transfers, arms embargoes, and national reports on arms exports.