Americas Westward Expansion Trails: The History and Legacy of the 19th Centurys Most Famous Routes to the West Audiobook Libro.fm

The Lewis and Clark Expedition notwithstanding its merits as a feat of exploration was also the first tentative claim on the vast interior and the western seaboard of North America by the United States It set in motion the great movement west that began almost immediately with the first commercial overland expedition funded by John Jacob Astors Pacific Fur Company and would continue with the establishment of the Oregon Trail and California Trail