History: Digital Collections and Websites

Aimed at the K-12 audience, includes lesson plans. Nice organization.

Tries to organize historical sources by topic, country, and time period. Some lists are better organized than others.

This Web site was designed and developed to support the teaching of American History in K-12 schools and colleges and is supported by the Department of History and the College of Education at the University of Houston. Includes a textbook, primary sources, and lesson plans.

Visual and audio online collections of the Library of Congress

British History Online is the digital library containing some of the core printed primary and secondary sources for the medieval and modern history of the British Isles. Created by the Institute of Historical Research and the History of Parliament Trust.

Collections from the Bibliotheque Nationale.

Collection includes more than 60,000 letters, diaries, maps, pamphlets, printed books, newspapers, photographs, and ephemera that document the political, social, and economic history of the United States.

Collection of online documents from all eras of history.

International history and policy through declassified documents from governments, organizations, and individuals worldwide, curated by the Wilson Center.

Semantic AI-powered search over more than 5 million declassified documents, including CIA files, Foreign Relations of the United States (FRUS) volumes, and State Department cables. Users may enter natural-language queries—such as “NSC memos on the Berlin blockade”—and receive direct excerpts from relevant primary source material.

Mapping the movement/relocation of approximately 850,000 enslaved peoples between the banning of the international slave trade in 1808 and the abolition of slavery during the Civil War .

Maps by state and city. Not all cities are covered.