America’s “Manifest Destiny”John O’Sullivan

The Great Experiment in Liberty!

The Republic of Texas, 1836• Stephen Austin’s settlement, 1820s

– Immigration from the South– Religion and Language

• Immigration cut off, 1830– Too many “white guys”– End of slavery

• Highlights of the War for Texan Independence, 1835– The Alamo and Goliad– Battle of San Jacinto, 1836

• Sam Houston• United States won’t touch Texas, 1836

– The Lone Star Republic– Affect on the United States– Annexation Texas 1845…John Tyler

Joint Occupation of Oregon/Columbia Territory

• Claims to Oregon Territory– Spain, Russia, England, United States– Treaty of 1819 – Adams-Onis Treaty

• Marcus Whitman– Missionary Motive– Physical proximity

• Election of 1844– “54 40 or Fight!”– 49th … Oregon Treaty, 1846– Texas and Oregon

War with Mexico, 1846-1848

Boundary dispute…Rio Grande vs. Nueces Rivers“Spotty” Lincoln“Old Rough and Ready”

3-Pronged Attack to take Alta MexicoZachary Taylor, Winfield Scott, Stephen KearnyThe Bear Flag Republic, 1846

Treaty of Guadalupe Hidalgo, 1848½ of Mexico…Alto Mexico…The Mexican Cession

Compromise of 1850PopFact!!!

• Popular Sovereignty– Stephen Douglas– Most democratic

• New Fugitive Slave Law– Liberty Laws

• Abolish slave trade in D.C.– No auctions

• Admission of California as a free state– No slave state to balance

• 10 million to Texas (northwest corner)– Present day New Mexico

Legacy of Manifest Destiny?

• United States from sea to sea– Atlantic to Pacific– Transcontinental Railroad– “Great American Desert”

• Increased sectionalism– North, South, West Politics

• Civil War, 1860– Interruption of settlement– Homestead Act, 1862

• Expansionism outside continental borders– American Imperialism