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Historical writing evolved throughout the ages and became increasingly professional, particularly during the 19th century, when a rigorous methodology and various academic institutions were …

The free online history encyclopedia with fact-checked articles, images, videos, maps, timelines and more; operated as a non-profit organization.

Sep 8, 2025 · History, discipline that studies the chronological record of events, usually attempting, on the basis of a critical examination of source materials, to explain events.

Learn the untold stories of human history and the archaeological discoveries that reveal our ancient past. Plus, explore the lived experiences and traditions of diverse cultures and identities.

Search our archive of 5,000+ features, photo galleries and articles on U.S. & world history, from wars and major events to today's hot topics.

Our site contains thousands of pages covering a wide array of topics in U.S. History. You can use the search feature at the top of the page, or browse one of the following topic headings:

Help students truly know history by illuminating foundational stories and everyday life through manuscripts, diaries, ledgers, receipts, broadsides, letters, and more.

HISTORY ERAS • The First Americans • Colonial Era • American Revolution • Early National Period • Pre-Civil War Era • Slavery • Civil War • Reconstruction • Gilded Age • America …

Many students think of history as an exercise in learning and memorizing names, dates, and facts— but in reality, history is not built upon facts, but rather upon the interpretation of events.