NATIONAL EXPANSION AND SECTIONAL DIVISION, 1830–1850 Flashcards
Mexico bans further U.S. immigration to Texas, bans slavery in Texas.
1830
Siege of the Alamo; Texas wins independence from Mexico as “Lone
Star Republic.”
1836
James K. Polk elected president.
1844
John O’Sullivan coins the phrase “Manifest Destiny.”
Texas admitted to United States; Mexico breaks off diplomatic relations with United States.
1845
Mexican War begins.
Wilmot Proviso defeated in Congress.
United States and Great Britain agree to divide Oregon at present-day Canadian border.
1846
Treaty of Guadalupe-Hidalgo ends Mexican War; United States gains territory in exchange for money.
1847
Zachary Taylor elected president; Free-Soil Party founded.
1848
California Gold Rush begins.
1849
Compromise of 1850; passage of Fugitive Slave Act of 1850.
Zachary Taylor dies in office; Millard Fillmore becomes president.
1850
Conference with Native American tribes of the Great Plains; settled on terms highly favorable to United States.
1851
Gadsden Purchase.
1853