International Government Information
- CIA World Factbook
- Country Fact Sheets (US Department of State)
- Country Studies (Library of Congress)
- Foreign Consular Offices in the US (US Department of State)
- Foreign Relations of the United States series (US Department of State)
- Foreign Relations of the United States series (University of Wisconsin Madison Libraries 1861-1960, with gaps)
- Foreign Relations of the United States – Serial Set Correlation List (US National Archives)
- Intergovernmental Organizations (IGOs) and Nongovernmental Organizations (NGOs) (Northwestern University Library)
- International Documents Collection at Northwestern University Library
- International Trade Information
- Country Reports on Economic Policy and Trade (US State Department)
- Harmonized Tariff Schedule of the United States (US International Trade Commission)
- International Trade Administration (Office of Trade and Economic Analysis, US Department of Commerce)
- US International Trade Commission
- Tariff & Trade Dataweb (free of charge but registration is required)
- Research & Analysis
- League of Nations Photo Archive
- Model UN Research & Guidelines (Jonsson Library of Government Information, Stanford University)
- United Nations documents
- United Nations Documentation Center
- Official Document System (ODS) search page
- United Nations Bibliographic Information System
- Online training on using the UN Library
- United Nations Documentation: Research Guide (general)
- UN Human Rights research guide
- UN International Law research guide
- United Nations Yearbook Collection 1946-2007
- UNData