Topic: Evaluating the impact of Manifest Destiny

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Topic Evaluating the impact of Manifest Destiny
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Polk and Manifest Destiny

• Manifest Destiny- coast to coast (imperialism?)
• Coined by John OSullivan in newspapers
• End of 1844 Tyler annexes Texas
• Mexico angry
• Tyler leaves it to Polk
• 1845 Polk vows to expand our territory
• Oregon deal US land up to the 49th Parallel
• The Slidell Mission attempt to buy California
  from Mexico- ? Mexico refuses

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Conflict with Mexico

• Mexico angry w/ US
• Texas problem where is the boarder (Rio Grande
  River)
• Mexico owes US money
• Polk wants a short war to acquire California
• 1846 US troops attacked on the Rio Grande River
• Polk US blood spilled on US soil ? war
  declared
• Santa Anna rallies Mexicans to fight back
• Polk accused by Anti-slavery Whigs of lying
  about the cause of war
• Lincolns spot resolutions

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The Mexican-American War (1846-48)

• American troops pour through Texas, into
  California and Mexico
• Kearny and Fremont in the north
• Zachary Taylor at Buena Vista
• Winfield Scott seizes Mexico City ? Mexico
  surrenders
• Treaty of Guadalupe-Hidalgo
• Nicholas P. Trist
• Texas annexation officially recognized
• California, other territory (New Mexico, Nevada,
  etc) handed over
• 15 million payment for the Mexican Cession
• War over

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Manifest Destiny and Slavery

• Why not annex all of Mexico?
• Now, would slavery spread into these new
  territories?
• Widespread abolitionist opposition, some Whigs
• War to help slaveocracy
• Nation and parties now split on sectional lines
• Wilmot Proviso
• David Wilmot, (Penn congressman)
• No slavery permitted in the new Mexican Cession
  territories
• Never passed in Congress

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Conclusion

• How did Manifest Destiny impact the United
  States, positively and negatively? Explain your
  answer in 3-4 sentences.