Skip to main content

This version of the website was created in 2025. See the Site Information Page for contact information, data downloads, and other details.

Envisaging the West: Thomas Jefferson and the Roots of Lewis and Clark

Archive

Ottawa

Thomas Jefferson to George Washington, March 10, 1793 In his official capacity as Secretary of State, Thomas Jefferson writes to George Washington, reiterating the boundaries of the western frontiers of the United States, particularly as they apply to treaties with Native groups.