The Louisiana Purchase

Why was the Mississippi so important to

the US?

How did the US purchase Louisiana?

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Control of the Mississippi• 1800: 1milion

people living between Appalachian Mts and Mississippi River– Most were

farmers– Needed to ship

wheat and corn down river

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Control of the Mississippi

• Needed to get to New Orleans– Spain controlled it

• Pinckney Treaty: Spain allowed Americans to ship their goods down and store them in New Orleans

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Control of the Mississippi

• However, Spain signed a treaty giving Louisiana back to France 1800– Napoleon wanted to grow food in America

and ship to West Indies– However Africans in Haiti revolted

• Much like the French Revolution

Control of MississippiHowever Africans

(slaves) in Haiti revolted

• Much like the French Revolution

• Toussaint L’Ouverture led the revolt

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Control of Mississippi

• Toussaint was captured but France couldn’t control the Island

• 1804 Haiti declared independence

US buys Louisiana

• Jefferson wants to buy New Orleans– Sent James Monroe & Robert Livingston to

negotiate– Jefferson told them they could offer up to

$10 million

US buys Louisiana

• Napoleon decides to sell all of Louisiana– Had to pay for wars

in Europe– France had lost Haiti

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US buys Louisiana

• They offered the French $15 million dollars

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US buys Louisiana

• This doubles the size of the nation

Planning an Expedition

• Know one really knows what’s west– Plan an expedition: long voyage of

exploration– Meriwether Lewis and William Clark go

explore in 1803

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Lewis and Clark Expedition

• Let’s take a short true or False quiz

Lewis and Clark Expedition

• Letter Thomas Jefferson wrote to them

Lewis & Clark

• Sacagawea: Shoshone Native who would guide them

• The Spirit of Sacajawea

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Lewis & Clark

• Continental divide: mountain ridge that separates system flowing toward opposite side of the continent

Lewis & Clark

• 1805 they reach the Pacific

• 1806 returned to St. Louis

Pike Explores the West

• Zebulon Pike explored the upper Mississippi River and Arkansas River– Colorado – New Mexico– Pikes Peak

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Pike Explores the West

• He entered Spanish territory

• He was arrested and taken to Mexico– Returned to US through Texas area

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Let’s play game as class

• http://www.nationalgeographic.com/west/main.html

Work Cited

• http://thomaslegion.net/sitebuildercontent/sitebuilderpictures/louisiana_purchase_treaty_agreement.jpg

• http://environment.nationalgeographic.com/environment/photos/freshwater-rivers/

• http://www.famousnewjerseyans.com/Images/ZebulonPike.jpg