General History

• The Avalon Project at Yale
• H-Net - Humanities and Social Sciences Online
• The FitzWilliam Museum at Cambridge
• The History Channel
• Voice of the Shuttle: History
• World History Archives

Ancient World

• ABZU: Guide to Resources for the Study of the Ancient Near East
• Perseus Greek and Roman Materials
  

Europe: Early Modern and Modern

• Periodical Historical Atlas of Europe
• Bodleian Library
• Chateau of Versailles and Louis XIV King of France 1643-1715
• Directory of Victorian Sites
• EuroDocs: Primary Historical Documents from Western Europe
• European and American History
• French History and Culture
• French Monarchy
• French Revolution
• Napoleon Bonaparte Internet Guide
• The European Enlightenment
• The Holocaust History Project
  

British and Irish History

• American Conference for Irish Studies
• National Library of Ireland
• North American Conference on British Studies
• Northern Ireland Public Record Office
• United Kingdom Public Record Office National Archives
• British History Online
• University College Dublin Archives
  

Medieval Europe

• Internet Medieval Sourcebook
• The Labyrinth: Resources for Medieval Studies
• Feminae: Medieval Women and Gender Index (Haverford)
• The National Gallery of London
• Guide to Early Church Documents
  

Military

• The National Archives of Ireland
• UNC World War II

United States

• NARA | U.S. National Archives and Records Administration - Information about accessing the National Archives and the presidential libraries
• The Library of Congress American Memory - One of the broadest sources for online documents concerning American history
• New Deal Network: The Great Depression, 1930s and the Roosevelt Administration - Originally set up as a resource for secondary teachers, this source has much more broader uses.
• Women and Social Movements in the United States - The women’s history website set up by SUNY Binghamton’s women’s history program includes documentary accounts of key conflicts in the U.S. women’s movement.
• Congressional Biographical Directory - A resource for finding biographical information on members of Congress
• Archiving Early America - Details for 18th century American history
• World War II General Resources