Online resources

General Resources

• Adam Matthew Digital Archive Explorer
• Archive.org - Internet Archive
• Archive.org - Internet Archive - texts
• Archives Made Easy (archives by country) - LSE
• The Avalon Project (documents in law, history and diplomacy) - Yale
• Conversations with History - University of California, Berkeley
• Internet Modern History Sourcebook - Fordham
• Gallica bibliothèque numérique - Bibliothèque nationale de France
• LIFE magazine photo archive at Google
• Perry-Castañeda Library Map Collection - University of Texas
• Project Gutenberg

Audiovisual resources

• British Pathe newsreels
• French Institut national de l'audiovisuel
• German Wochenschau archiv
• Longines Chronoscope news program
• US Library of Congress - Motion Picture and Television Archive and Recorded Sound Archive

Economic History

• Economic and Business History Data Archives - International Institute of Social History
• Measuring Worth

The League of Nations

• League of Nations Photo Archive - Indiana University
• LONSEA - League of Nations Search Engine
• Permanent Court of International Justice documents

The United Nations

• Official Document System of the United Nations (1993-)

Labor History

International Labour Office and Organization

• International Labour Conference, Records of Proceedings - English and French
• International Labour Conference Resolutions - English and French
• Minutes of the ILO Governing Body - English and French
• ILO Official Bulletin - English and French
• Oral histories
• Working Papers

Other

• Labor History Data Archives - International Institute for Social History

Refugees and Migration

• Forced Migration Online - University of Oxford
• Refworld

The European Union

• Europa: European Union Documents

United States Foreign Policy

• Digital National Security Archive
• US State Department Press Releases, 1929-1939

Non-Governmental Organizations

• Project on the Evolution of International Non-Governmental Organizations - Thomas Richard Davies