General Sources:
ArchiveGrid

Archives Made Easy
London School of Economics

Center for Research Libraries Catalog
University of Chicago

International Council on Archives

The WWW Virtual Library: International Affairs Resources

UNESCO Archive Portal



Europe:
European Archives Online Directory

Virtual Library Eastern Europe (ViFaOst)

London Times Digital Archive



North America:
American Diplomacy Online




Latin America:
Latin America Network Information Center

Political Database of the Americas.



Asia:
Asian Studies WWW Virtual Library

Chinese Archives on the Web



Africa:
African Studies Center

Africa South of the Sahara

African Research Center



Middle East:
Middle East Network Information Center

Middle East and Islamic Studies Collection