Chapter 9 The Era of Thomas Jefferson 1800-1815 Section 2: The Louisiana Purchase LEQ: What was the importance of the purchase and exploration of the Louisiana Territory?

What you will do Describe how the United States purchased the Louisiana Territory. Explain Jefferson’s dilemma with purchasing the Louisiana Territory. Discuss Lewis and Clark’s expedition.

What you will Know Expedition Meriwether Lewis William Clark Louisiana Purchase Pinckney Treaty

Background Knowledge In the previous section, we learned how Jefferson focused on reducing the size of the federal government. In this section, we will learn how he expanded the country’s border to the west

The Nation Looks West The Nation Looks West By 1800… More than 1 million settlers lived between… The Appalachian Mountains and the Mississippi River Most settlers were farmers The Great Mississippi River A way for the settlers to ship their goods to… The Port of New Orleans Then shipped to the markets in the East Controlled by Spain

The Nation Looks West The Pinckney Treaty of 1795 Crisis of 1801 To guarantee the Americans’ right to ship their goods down the Mississippi to New Orleans Crisis of 1801 Spain had secretly given New Orleans and the rest of the Louisiana Territory to France Problem… Jefferson feared… Napoleon's advancement in North American Westward expansion would be blocked

Buying Louisiana In 1802 Outcome… A surprise offer The Spanish Governor withdrew the right of Americans to ship goods through New Orleans Outcome… A surprise offer Jefferson sends… James Monroe and Robert Livingston to Paris To buy New Orleans and the territory to the east

Buying Louisiana A surprise offer continued… While in Paris Monroe and Livingston learned… The Haitians expelled the French France and Britain are on the verge of war Napoleon needs money In 1803, France offers the U.S. New Orleans and the entire Louisiana Territory Gulf of Mexico to Canada From the Mississippi to Rocky Mountains For $15 million or 4₵ per acre Louisiana Purchase

Buying Louisiana Jefferson’s Dilemma with the Louisiana Purchase The Constitution nowhere states that the President has the power to buy land from a foreign country Outcome… Congress approves and votes to pay for the land

Lewis and Clark Explore the West In January of 1803 Jefferson convinces Congress to fund an expedition Led by Meriwether Lewis and William Clark Task To report back on… Geography Plants Animals Other natural features of the region To make contact with Native Americans living in the Louisiana territory

Lewis and Clark Explore the West Into the Unknown May of 1804 Lewis and Clark leave St. Louis and head up the Missouri River With three boats and 40 men November of 1805 Lewis and Clark reach the Pacific Ocean

Lewis and Clark

Activity Create a tweet for each leg of Lewis and Clarks expedition showing their excitement and concerns. Tweets should be addressed to President Jefferson Try to put yourself in their shoes Imagine how they must have felt as they reached completed each section of their expedition.

Check on Learning Explain the Pinckney Treaty. What is the significance of the Mississippi River and the Port of New Orleans? Who was the president responsible for the Louisiana Purchase? Explain Jefferson’s dilemma. Name of the two men who were given the task of exploring the Louisiana Territory? Summary. Use complete sentences to summarize what you learned in this section. Answer the LEQ in your summary.