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Across 4. When the Corps of Discovery traveled from Camp Dubois to Fort Mandan, they traveled UP river. What direction does the Missouri river flow? (3 words) 5. A team of people who work together. 7. Rights to use this important port, led to the purchase of the Lousiana Territory. (2 words) 9. Someone that uses machines to make goods. 12. When compared; Zubelon Pike, Meriwether Lewis, and William Clark were all famous _________. 14. Who hoped to defeat Great Britian using the money gained from the sale of the Louisiana Territory. 15. An African American slave that was a member of the Corps of Discovery. 16. A common animal encountered on the plains in large herds in the Louisiana Territory during the early 1800's. 18. Thomas Jefferson was a member of the Democratic-Republican party, and therefore believed that ________ should be stronger. 19. The Corps of Discovery traveled from the Snake River to the Pacific coast DOWN the Columbia River. What direction does the Columbia river flow? (3 words) 20. This is a place where a river begins.

Down 1. The Corps of Discovery utilized three modes of travel, which were walking, boats, and _______. 2. The event that doubled the size of the United States in 1803. (2 words) 3. The range of the Rocky Mountains that the Lewis and Clark expedition crossed through to get to the Pacific Coast. 6. Lewis and Clark were asked to study the __________ of the western indians (Native Americans). 8. In what state did the Corps of Discovery winter in between the years 1804-1805 (2 words) 10. This is a synonym of 'interpreter'. 11. What was a common way to obtain food in the 1800's during an expedition of great length? (they did not have McDonald's then) 13. This Shoshone Indian served as an interpreter for the Corps of Discovery. 17. What country gained control of the Louisiana Territory from Spain.