D. Europeans began questioning their faith in the Catholic Church.
Many of these settlers, like Thomas Jefferson, connected freedom with westward migration, property ownership, and farming.
What was the primary justification for the westward migration?
The Gold Rush, this same Oregon Trail, and the idea of "manifest destiny" all served as catalysts for the 19th-century migration of settlers into to the American West, which began with the Louisiana Purchase. He desired to establish trade with the Western Native Americans and locate a maritime route to the Pacific. Jefferson gave them instructions to find new trade routes, establish contacts with American Indian tribes in the west, and gather information just on <u>topography, geology, astrophysics, zoology, flora, as well as fauna of the area</u>.
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Teddy Roosevelt was also known as the trust buster. He helped to stop the monopolies and the robber barons.