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The Louisiana Purchase was a significant event in American history that doubled the size of the United States and opened up new lands for exploration. This article explores the background, negotiations, and the subsequent explorations by Lewis and Clark and Zebulon Pike.
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Louisiana Purchase 1. 1800: 1 million Americans lived between the Appalachians and Mississippi River. Farmers depended on the Mississippi River to ship their wheat and corn under the agreement of the Pickney Treaty.
Louisiana Purchase 2. 1801: Spain gave the port of New Orleans and the Louisiana Territory to France by signing a treaty. Jefferson is nervous that Napoleon will keep U.S. from expanding west by trying to build an empire in N. America. Monroe sent to France & offers $10 million for the port.
Louisiana Purchase • In Haiti (a French colony), the Haitians fought for their independence. • Toussaint L’Ouverture led a slave revolt and France lost a military base close to Louisiana. France was still fighting a war with Britain and needed money. Napoleon tried to re-take Haiti, but was unsuccessful
Louisiana Purchase 4. James Monroe and Robert Livingston were sent by Jefferson to negotiate a land purchase for Louisiana. They could offer 10 million. Talleyrand, the French foreign minister with Napoleon’s approval offered to sell the entire Louisiana Territory for $15 million. This was only 4 cents an acre and doubled the size of the U.S. A treaty was written and the land was purchased.
Was the Purchase Constitutional? • Jefferson was able to justify the purchase of Louisiana because the Constitution allowed the President to make Treaties • In 1803, the United States took control of the vast lands west of the Mississippi. This was known as the Louisiana Purchase.
Exploring New Lands • 1803: Jefferson plans in expedition to send a team of explorers into the Louisiana Territory. Jefferson chose Meriwether Lewis and he chose William Clark to go with him • They were to map out a route to the Pacific and to to report back on the geography, climate, plants, wildlife, and mineral resources of the new land. • They also had to learn about the Native Americans who lived in the Louisiana Territory.
Exploring New Lands 2. Spring 1804: Lewis and Clark left St. Louis with 40 men to head up the Missouri River. A year into the journey they were joined by Sacagawea in North Dakota who served as a translator.
Exploring New Lands 3. April 1805: Reached the Rocky Mountains and the Continental Divide. On the other side of the mountains they took the Columbia River to the Pacific Ocean in November 1805.
Exploring New Lands 4. 1805 – 1807: Another expedition left St. Louis led by Zebulon Pike. He explored the Southern part of Louisiana Territory and the land that Spain still owned.
