1. The Country Begins to Grow

2. The United States in 1791

3. Moving Westward The Treaty of Paris moved the western border of the United States from the Appalachian Mountains to the Mississippi River. Many pioneers (people who first settle a place) began to move into areas west of the Appalachians Daniel Boone- American pioneer who became famous for his exploration of Kentucky Many territories (lands that belong to the government but are not a state and not represented in Congress) began to be settled Example-The Northwest Territory

4. The Louisiana Purchase Area bordered by Mississippi River, the Rocky Mountains, New Orleans and Canada Most important part was the port at New Orleans so that farmers could get products to markets April 30, 1803- The United States purchases Louisiana for $15 million More then doubled the size of the country making it one of the largest nations in the world

5. The United States in 1803

6. The Corps of Discovery President Jefferson asked Meriwether Lewis and William Clark to lead an expedition to explore the new land Their expedition group was called “The Corps of Discovery” In May of 1804 they left St. Louis and travelled northwest along the Missouri River

7. Lewis and Clark Along the way they were helped by an Indian named Sacagawea She helped guide them along the area around the Rocky Mountains November 1805-The Corps of Discovery reached the Pacific Ocean

8. Vocabulary Manifest Destiny-A belief that the US should own all the lands between the Atlantic and Pacific Thomas Jefferson-third President of the US, secured the Louisiana Purchase Napoleon-ruler of France, sold the Louisiana Territory to US Louisiana Purchase-1803 Purchase of the Midwest territory during Thomas Jefferson’s presidency Northwest Passage-A an all water route to the Pacific Ocean Rocky Mountains-Lewis and Clark crossed this range before reaching the Oregon Country Missouri River-The first river Lewis and Clark followed as they began their journey west Meriwether Lewis-Chosen by Jefferson to lead the expedition West William Clark-friend of Lewis who was picked to travel with The Corps of Discovery Corps of Discovery- The group of people who went on an expedition to learn all they could about the lands of the Louisiana Purchase Fort Mandan-the place where the Corps stayed the winter in 1804 Sacagawea-The Native American woman who help guide The Corps of discovery on their expedition to the West