This volume presents a comprehensive collection of primary documents and scholarly essays that explore the major themes, debates, and events in United States history from pre-Columbian times to the end of Reconstruction in 1877. Designed to encourage critical thinking and historical analysis, the book juxtaposes original sources—such as speeches, letters, government documents, and contemporary accounts—with interpretive essays by leading historians. Topics include encounters between Native Americans and Europeans, colonial development, the causes and consequences of the American Revolution, the framing of the Constitution, westward expansion, the market and industrial revolutions, reform movements, slavery, sectional conflict, the Civil War, and Reconstruction. Each chapter integrates diverse perspectives, highlighting political, social, economic, cultural, and racial dimensions of the American past. By combining documents and essays, the text enables students to engage directly with the evidence and to understand the evolving interpretations of America’s formative years.