Transcript Slide 1

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Westward Expansion (1820–1860)
The West
Trails to the West
Conflict With Mexico
A Rush to the West
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The West
What Was “The West”?
Main Idea: By the early 1800s, Americans thought of the area beyond the Great Plains as the
western frontier.
Mexican Settlements
Main Idea: Under Spain and Mexico, the Southwest developed a unique culture.
Manifest Destiny
Main Idea: Many Americans believed that the United States should extend to the Pacific Ocean.
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Trails to the West
Traders Lead the Way
Main Idea: Merchants and fur traders blazed important trails to both Oregon and the Southwest.
The Oregon Trail
Main Idea: Thousands of men and women made the hazardous journey to Oregon.
Life in the West
Main Idea: Women enjoyed new status in the West, but settlers faced conflicts with Native
Americans already living on the land.
Color Transparencies: Fur Traders Descending the Missouri
MapMaster: Trails to the West
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Fur Traders Descending the Missouri
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Conflict With Mexico
Texas Wins Independence
Main Idea: Conflicts with the Mexican government led American settlers in Texas to declare
independence.
Annexing Texas and Oregon
Main Idea: Americans elected a new President in 1844 who promised to expand the territory of
the United States.
The Mexican-American War
Main Idea: Expansionists favored war with Mexico, but some Americans disapproved.
Achieving Manifest Destiny
Main Idea: As a result of the Mexican-American War, the United States gained a huge new
territory.
MapMaster: The Texas War for
Independence
History Interactive: Explore the
Mexican American War
MapMaster: Growth of the
United States to 1853
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Color Transparencies: Growth of
the United States to 1853
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Growth of the United States to 1853
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A Rush to the West
Mormons Settle Utah
Main Idea: The Mormons journeyed westward seeking a safe place to practice their religion.
The California Gold Rush
Main Idea: The discovery of gold brought thousands of new settlers to California.
California’s Changing Population
Main Idea: The gold rush permanently altered the makeup of California’s population.
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