West (U.S.) Discovery and exploration
Subject Source: Local sources
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Scope and Contents Jefferson sought to prevent expansion of European colonization in America, in addition to gathering scientific information (botany, zoology, geography and geology), by sending a government-sponsored exploratory party to the American West. He issued a confidential message to Congress in 1803, requesting funds for an expedition to send men to explore the territory that extended to the Pacific Ocean. His initial message to Congress did not emphasize the scientific nature of the expedition;...