AP US History Unit 6 Content Outline
• Slavery causes major sectionalism in the USA
• Cotton Gin gives slavery new life
• Southern “apologists” argued slaves were better off than northern factory workers
• Slave codes restricted slaves
• Some tried to run away – Harriet Tubman & Underground Railroad, etc.
• Some tried to rebel
• Stono River
• Denmark Vessey
• Nat Turner
• Abolition becomes a dominant reform movement
• William Lloyd Garrison publishes the very radical Liberator
• Frederick Douglass was more moderate and published the North Star
• Other abolitionists included the Grimkes, Tappans, Hinton Helper,
Beechers
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• Manifest Destiny: the God-given right to expand sea-to-sea
• Why?
• Jacksonian democracy: land for all people
• market economy & increased transportation networks
• Nationalism
• Texas
• Mexico declares independent from Spain and wants settlers for its lands
• Attracts Stephen Austin and thousands of American settlers, many bring slaves
• Mexico outlaws slavery
• Texans declare their independence from Mexico
• Under Santa Anna Mexico attacks and defeats Texans at Alamo in 1836
• With more American volunteers, Republic of Texas wins under Sam Houston
• Finally annexed by Polk & the US in 1845 to balance free-territory Oregon
• Webster-Ashburton Treaty 1842
• Rising tensions along US-Canada border leads to Lumberjack War 1838-1839
• Treaty signed between US and England divides land along border
• Election of 1844
• James Polk (Democrat, pro-expansion) against Henry Clay (Whig)
• Polk wins, fulfills expansion promises
• Annex Texas
• “54-40 or Fight!“ – lumberjacks, trappers want north border of Oregon
• Settled on 49 degree line to avoid war with England because he
realized he couldn’t fight two wars at once
• Triggers war with Mexico to gain CA, NM, AZ
• Mexican War 1846-1848
• Causes
• Mexico refuses to honor US annexation of Texas
• Polk offers $30 million for California and New Mexico/Arizona
• Mexico refuses so he orders troops to the border
• War Begins
• US divided when Wilmot Proviso (ban slavery in new lands) defeated in Senate
• Free Soil political party organized to oppose spread of slavery
• US wins hard-fought war under Generals Taylor and Scott
• Treaty of Guadalupe Hidalgo grants US AZ, NM, CA, NV, UT for $18 million
• Gadsden Purchase in 1853 for railroad land
• Ostend Manifesto in 1854 to acquire Cuba fails
• Gold Discovered in California in 1848
• Thousands head west, opening up new trails and lands for settlers
• Mormons make money selling supplies & American Indians lose land
• 1853 Commodore Matthew Perry opens up Japan for trade
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• Country tries to stay together through Compromises (often by Henry Clay)
• Constitution: 3/5ths Compromise
• Missouri Compromise
• Compromise of 1850: CA free, Popular Sovereignty, Fugitive Slave Law
• Election of Pierce as President because he was a moderate
• Kansas-Nebraska Act allows Popular Sovereignty
• Leads to “Bleeding Kansas” mini Civil War
• John Brown & family, militant abolitionists
• Whigs and Free Soilers form new (modern) Republican Party
• Push for ending end of slavery & American System ideas to unite
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• Growing Sectionalism
• Dred Scott Supreme Court Decision
• John Brown’s failed Harper’s Ferry Raid
• Scares slaveowners and prompts them to arm themselves
• __Uncle Tom’s Cabin__ by Harriet Beecher Stowe is national best-seller
• Senator Sumner attacked in the US Senate
• Lincoln-Douglas Debates over future of slavery
• The Republican Party – organized to stop the spread of slavery
• Abraham Lincoln