US History Timeline By sparklez_121_ Mar 15, 1767 Andrew Jackson is elected President Aug 2, 1795 The Treaty of Greenville Period: Apr 9, 1803 to Oct 9, 1803 The Louisiana Purchase Apr 30, 1803 Louisiana Purchase Aug 17, 1807 The Steamboat is invented Nov 7, 1811 Battle of Tippecanoe Jun 18, 1812 War of 1812 Dec 11, 1816 Indiana becomes a state Feb 8, 1818 The National Road is Completed Feb 22, 1819 Adams-Onis Treaty Mar 3, 1820 The Missouri Compromise Feb 9, 1825 John Quincy Adams is elected President Oct 26, 1825 The Erie Canal is finished Feb 23, 1836 The Battle of the Alamo Mar 28, 1838 The Trail of Tears Dec 29, 1845 Texas is annexed by the United States Jan 24, 1848 The California Gold Rush Jan 29, 1850 The Compromise of 1850 Sep 9, 1850 California becomes part of the United States May 30, 1854 The Kansas/Nebraska Act Mar 6, 1857 The Dred Scott Decision