From the Louisiana Purchase to the Oregon Trail: America's

The Frontier Era is one of the most important and fascinating periods in American history. This period, which lasted from roughly 1800 to 1890, was marked by westward expansion and the settlement of the American frontier.

nation.jpg

Louisiana purchase map hi-res stock photography and images - Alamy

STANDARD US1.8a

The Oregon Trail: A New American Journey: Buck, Rinker

Geography

Oregon Trail Facts: Lesson for Kids - Lesson

Oregon Trail - Westward Expansion

The Oregon Trail: A New American Journey eBook : Buck, Rinker

Oregon Country American Western Expansion

The Louisiana Purchase of 1803 History, Importance & Conflicts

Louisiana Purchase - FREE American History PowerPoints

apushcanvas [licensed for non-commercial use only] / The Louisiana

Oregon Trail: Trail to Oregon

The Oregon Trail