- Colonial Settlement (1492 - 1763)
- The American Revolution (1763 - 1783)
- The New Nation (1780 - 1815)
- Expansion and Reform (1801 - 1861)
- The Civil War and Reconstruction (1850 - 1877)
- Development of the Industrial United States (1876 - 1915)
- Emergence of Modern America (1890 - 1930)
- The Great Depression and World War II (1929 - 1945)
- Postwar United States (1945 - early 1970s)
- Contemporary United States (1968 - Present)
