How did westward expansion and the Mexican War cause political divisions over slavery in the 1850s? Item
CH 13 CHRONOLOGY TIMELINE CH 13 CHRONOLOGY TIMELINE
1821 Mexico gains independence from Spain
1836 American "Texians" are defeated at the Alamo
1842 United States and Great Britain agree to the Webster-Ashburton Treaty
1845 United States annexes Texas
1846 Mexican-American War begins
1848 Treaty of Guadalupe Hidalgo ends Mexican-American War
1849 California Gold Rush begins
1854 Congress passes the Kansas-Nebraska Act
The Republican Party is founded
1856 Bleeding Kansas and Bloody Summer
1857 Dred Scott v. Sanford and Lecompton Constitution
1858 Lincoln-Douglas debates
1859 John Brown's raid at Harper's Ferry, Virginia
1860-1861 Seven southern states secede from the Union
March 4, 1861 Abraham Lincoln is inaugurated president
April 1861 Fort Sumter falls to Confederate forces