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a vehicle with wide wheels, a curved bed, and a canvas cover used by American pioneers traveling west.
was an important leader of the Haïtian Revolution and the first leader of a free Haiti. In a long struggle again the institution of slavery, he led the blacks to victory over the whites and free coloreds and secured native control over the colony in 1797, calling himself a dictator.
personal secretary to Jefferson, was sent to explore the northern part of the Louisian Purchase
United States explorer who (with Meriwether Lewis) led an expedition from St. Louis to the mouth of the Columbia River
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