v. 1. Three worlds meet -- v. 2. Colonization and settlement -- v. 3. Revolution and new nation -- v. 4. Expansion and reform -- v. 5. Civil War and Reconstruction -- v. 6. The development of the industrial United States -- v. 7. The emergence of modern America -- v. 8. The Great Depression and World War II -- v. 9. Postwar United States -- v. 10. Contemporary United States -- v. 11. Comprehensive index.