Timeline

1785–1860 ∼ The New Frontier

Western lands survey procedures set (1785) / Northwest Ordinance (1787) anticipates 3-5 new states / Napoleon Bonaparte threatens to occupy Louisiana (1800) / Northwest Indians side with the British in the War of 1812 / Moses Austin receives 18,000 acres in Texas from Mexico (1820) / U.S. and Britain agree to share Oregon (1827) / Extensive westward migration from the South to claim free land (1830s–1840s) / Mexico forbids American settlers and slaves in Texas territory (1830) / U.S. defeats Mexican army in Texas (1836) / Doctrine of Manifest Destiny begins (1845) / By 1860 half the U.S. population lives in the west / U.S. and Britain settle dispute over Oregon, which they had agreed to share in 1827 (1846) / California and Oregon prohibit slavery (1849)

MILESTONES: Louisiana Purchase doubles the size of the U.S. (1803) • Indian Removal Act forces southern Indian tribes to relocate west of the Mississippi (1830) • Texas Revolution (1835); Texas annexed to U.S. (1845) &bull...