Articles

ERA 10: Contemporary United States (1968 to the present)
ERA 3: Revolution and the New Nation (1754–1820s)
ERA 8: The Great Depression and World War II (1929–1945)
ERA 10: Contemporary United States (1968 to the present)
ERA 10: Contemporary United States (1968 to the present)
ERA 5: Civil War and Reconstruction (1850-1877)
ERA 9: Postwar United States (1945 to early 1970's)

Historical Images

Columbus
ERA 1: Three Worlds Meet (Beginnings to 1620)
L'Amerique Septentrionale 1700 Map by Guilaume Delisle
ERA 2: Colonialism and Settlement (1585–1763)
Alexander Graham Bell
ERA 7: The Emergence of Modern America (1890–1930)

Historical Documents

Political cartoon depicting President Roosevelt using the Monroe Doctrine to keep Europe out of Santo Domingo
ERA 7: The Emergence of Modern America (1890–1930)
Manuscript of the Platt Amendment
ERA 7: The Emergence of Modern America (1890–1930)
Patsy Murr, first grader at Fulton School in Lancaster, Pa., gets her Salk shot from Dr. Norman E. Snyder as she is held by Mrs. Walter Sourweine, April 25, 1955. Others view the proceedings with mixed emotions
ERA 9: Postwar United States (1945 to early 1970's)