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Click on the tabs below to guide your initial search. Use filters to expand or scale down the results for each category.
Conspiracies and Conspiracy Theories in American History
Global Events: Milestone Events Throughout History
Dictionary of American History
Tech in the Trenches: Strategic Inventions of the Vietnam War
Tech in the Trenches: Strategic Inventions of the Revolutionary War
Gale Encyclopedia of U.S. History: War
Women in World History: A Biographical Encyclopedia
Debating History: Debates on the 9/11 Attacks
Human History Timeline: The Rise of Civilization: First Cities and Empires
Encyclopedia of Western Colonialism Since 1450
Let's Find Out! Primary Sources: Gutenberg's Bible
Encyclopedia of the Great Depression
Gale Encyclopedia of U.S. History: Government and Politics
New Dictionary of the History of Ideas
Cause & Effect: Ancient Civilizations: Ancient Greece
Afghanistan War: A Documentary and Reference Guide
World History: The Black Death: Bubonic Plague Attacks Europe