Digital archive of 14,000+ FBI documents detailing the development of the American Indian Movement and the rise of Native American radicalism. When you are in the database, select "Collections."
Wide variety of materials relating to Indigenous history in the United States, Canada and Mexico, from the Newberry Library's Edward E. Ayer Collection. Covers pre-contact through the mid-20th century.
The Gilder Lehrman Institute of American History’s archive of letters, diaries, maps pamphlets, printed books, newspapers and ephemera sheds light on the political, economic and social history of the United States up until the 20th Century. The majority of the collection is unique manuscript. It is an extensive resource for scholars, educators and students and is considered one of the finest archives for material on the revolutionary, early national, antebellum and civil war eras.
Millions of primary source documents related to life in the American colonies from the British National Archives in London.
Contains millions of primary source documents in these History Vaults: American Politics & Society from Kennedy to Watergate; Black Freedom Struggle in the 20th Century; Slavery and the Law; Southern Life and American History, 1775-1915; Struggle for Women's Rights; World War II (Documents in Planning, Operations, Intelligence, Axis War Crimes, and Refugees); and Vietnam War and American Foreign Policy, 1960-1975
Hundreds of early American Newspapers, covering colonial Period through WWI (1690-1900).
80 newspapers from Montana are freely available for viewing. This digital collection is sponsored jointly by the Library of Congress and the National Endowment for the Humanities.