2. In this section you will learn that President Jefferson purchased the Louisiana territory in 1803 and doubled the size of the United States. Jefferson also sent Lewis and Clark to explore the regions west of the Mississippi.

3. France and Spain negotiate for ownership of the Louisiana territory, a big region between the Mississippi River and the Rocky Mountains. 1800

5. Emperor Napoleon Bonaparte (France), who was desperate for money, sold the entire Louisiana territory in 1803 to the United States for $15 million (0.03 cents/acre).

7. The Louisiana Purchase doubled the size of the United States.

8. Artist rendering of Louisiana Purchase in 1804

10. Jefferson chose Captain Meriwether Lewis to lead an exploration into the Louisiana territory. Lewis in turn recruited his friend Lieutenant William Clark to oversee a volunteer force called the Corps of Discovery.

11. Meriwether Lewis William Clark

12. The Corps of Discovery came to be known as the Lewis and Clark expedition.

15. FOR UNDERSTANDING

16. The ______ was a vast region between the Mississippi River and the Rocky Mountains controlled by France and Spain. 1) Louisiana territory 2) Rocky Mountain range 3) Gulf of Mexico 4) Klondike

17. Emperor ______ sold the entire Louisiana territory in 1803 to the United States. 1) Louis XVI 2) Charlemagne 3) Constantine 4) Napoleon Bonaparte

18. The ______ doubled the size of the United States. 1) French and Indian War 2) Louisiana Purchase 3) Lewis and Clark expedition 4) Treaty of Paris

19. Jefferson chose Captain ______ to lead an exploration into the Louisiana territory. 1) Zebulon Pike 2) John Paul Jones 3) William Clark 4) Meriwether Lewis

20. Meriwether Lewis recruited his friend Lieutenant ______ to oversee a volunteer force called the Corps of Discovery. 1) William Clark 2) Zebulon Pike 3) James Monroe 4) Daniel Boone

21. The Corps of Discovery came to be known as the ______. 1) Marine Corps 2) Trail Blazers 3) Green Mountain Boys 4) Lewis and Clark expedition

22. The goal of the Lewis and Clark expedition was to establish good relations with the Native Americans and try to find a northwest water passage across the United States.

23. In 1805 Lewis and Clark were joined by Sacajawea, she was an invaluable ambassador to other Native American tribes.

24. Sacajawea was the 17-year-old Shoshone wife of a French fur trapper

25. Expedition Accomplishments: Lewis and Clark traversed the continent from the Missouri River to the Pacific Ocean Brought back a wealth of scientific and geographic information Revealed that a Northwest water passage did not exist

29. The Explorer Zebulon Pike was charged with finding the sources of the Arkansas and Red Rivers, and brought back valuable descriptions of the Great Plains and the Río Grande River Valley.

31. Impact of Western exploration from 1804-1807 Accurate maps Growth of the fur trade Mistaken view of the Great Plains

33. Map of Lewis and Clark's Track, Across the Western Portion of North America, published 1814

34. FOR UNDERSTANDING

35. The goal of the Lewis and Clark expedition was to ______ and try to find a northwest passage across the United States. 1) rescue Sacajawea from the French 2) find the source of the Arkansas and Red Rivers 3) establish good relations with the Native Americans 4) spy on the English

36. In 1805 Lewis and Clark were joined by ______ who proved an invaluable ambassador to other Native American tribes. 1) Sacajawea 2) Pontiac 3) Zebulon Pike 4) a Shoshone chief

37. Despite many hardships, the Lewis and Clark expedition traversed the United States from the Missouri River to the ______. 1) Gulf of Mexico 2) Rocky Mountains 3) Pacific Ocean 4) Alaskan wilderness

38. The Lewis and Clark expedition ______. 1) failed to reach the Pacific Coast 2) was the brainchild of John Adams 3) incorrectly identified the Great Plains as deserts 4) revealed that a northwest water passage did not exist

39. The Explorer ______ brought back valuable descriptions of the Great Plains and the Río Grande River Valley. 1) Zebulon Pike 2) Meriwether Lewis 3) William Clark 4) Daniel Boone

40. Which was not an impact of Western exploration from 1804- 1807 1) Accurate maps 2) Mistaken view of the Great Plains 3) improved relations with the Spanish 4) Growth of the fur trade