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Discover the remarkable story of the U.S. expansion westward following the Louisiana Purchase in 1803. President Thomas Jefferson acquired 530 million acres for just $15 million, sparking exploration led by Meriwether Lewis and William Clark. Their expedition, aided by Sacagawea, unveiled the vast landscapes and diverse cultures of the new territory. Delve into the concepts of Manifest Destiny, the Mexican-American War, and the Gold Rush that fueled migration. Experience the transformative impact of this era on the United States and the continuous quest for new frontiers.
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The U.S. Expands Westward Bound!
Land for Sale! • In 1803, President Thomas Jefferson decides to purchase the Louisiana territory from France.
Guess how much he paid? • 530 million acres • 15 million dollars • 4 cents an acre!!
Exploring the new land • Thomas Jefferson decides to send an expedition to the Pacific Coast to explore the new land. • Meriwether Lewis and William Clark
Walking West • Left 8-31-03 • Reached the Pacific 12-3-05 • Studied the plants, animals, and Indian tribes they discovered.
Sacagawea • Lewis and Clark met up with an Indian tribe in what is now North Dakota. • An Indian woman named Sacagawea joined them as a translator. • She traveled with them all the way to the Pacific and back.
Land of the West • What kinds of landforms, animals, and plants do you think Lewis and Clark encountered?
Manifest Destiny • The United States wants to stretch its country across the continent and expand to the Pacific Ocean. • This idea was called Manifest Destiny.
Whose land? • Mexico owned a lot of land in North America. • In 1836, Texas became independent from Mexico. • In 1845, the United States annexed Texas.
The U.S. wanted to buy territory from Mexico, but they refused. • Manifest Destiny! • A war between the U.S. and Mexico began in 1846.
Mexican-American War • The U.S. won the war, and the two countries came to an agreement called the Treaty of Guadalupe Hidalgo. • Mexico gave up its land north of the Rio Grande River to the United States. • In 1853, the U.S. bough an additional 30,000 square miles from Mexico for $10 million.
What’s that in the water? • In 1848, a man named James Marshall found some gold flakes in the water at Sutter’s Mill in California. • Word gets out…
RUSH! RUSH! RUSH! • People began rushing towards California in wagon trains and ships to search for gold. • They were called “forty-niners.” • Many people moved West, and the area grew quickly. • This was called the Gold Rush.
The Oregon Trail • Many people began moving to the West. • Most took a trail towards Oregon, called the Oregon Trail. • It was a long, rough trail.
Settling Down • As people began settling on the Western frontier, they helped to develop the land. • How?
1867 • Russia had 600,000 square miles of land they wanted to sell to the U.S. • The area was cold and very far away from the rest of the United States. • Secretary of State William Seward purchased the land for $7,200,000 (about 2 cents an acre). • It was called “Seward’s Folly” because everyone thought it was a bad idea. • This area became the state of Alaska.
1897 • The island country of Hawaii was annexed by the United States.
