I. The Building of American States
A. The United States: Westward Expansion and Civil War * Almost all adult white men eligible to participate in political affairs of republic and vote by 1820s 1. Westward Expansion and Manifest Destiny * After American Revolution, British ceded to new republic all lands between Appalachian Mountains and Mississippi River * U.S. doubled in size * Napoleon Bonaparte allowed U.S. to purchase France’s Louisiana Territory (extended from Mississippi River to Rocky Mountains * U.S. doubled in size again * By 1840s, westward expansion was well underway * “Manifest destiny”, the United States was destined, even divinely ordained, to expand across the North American continent from …show more content…
Sectional Conflict * North v.s. South over slavery * Invigoration of slave system by rise of cotton as cash crop in early 19th century * As numbers of slavery grew, antislavery forces fought to limit slavery spreading to new territories * Missouri Compromise of 1820, a series of political compacts attempted to maintain a balance between slave and free states as republic admitted new states carved out of western territories * Compromises proved too brittle to endure; proslavery and slavery forces became strident * Presidential election of Abraham Lincoln sparked war between the states (1861-1865) * Lincoln considered slavery as immoral and committed to free soil – territories without slavery
5. The U.S. Civil War * 11 southern states withdrew from the Union in 1860 and 1861, affirming their right to dissolve the Union and their support for states’ rights * Slavery and cultivation of cotton as cash crop isolated southern states from economic developments in rest of U.S. * Southern states, world’s major source of cotton (bulk of crops went to British