Grades 9-12: US History I Curriculum - Era 1: Colonization and Settlement (1585–1763)
Grades 9-12: US History I Curriculum - Era 2: Revolution and the New Nation (1754–1820s)
Grades 9-12: US History I Curriculum - Era 3: Expansion and Reform (1801–1861)
Grades 9-12: US History I Curriculum - Era 4: Civil War and Reconstruction (1850–1877)
Grades 9-12: US History I Curriculum - Era 5: The Development of the Industrial United States (1870–1900)