Western Timeline By Whitaker Preston Sep 4, 1802 Marcus Whitman Apr 30, 1803 The Louisiana Purchase Jun 18, 1812 The War of 1812 Jan 21, 1813 John Fremont Sep 26, 1820 Daniel Boone Daniel Boone was an American pioneer, explorer, and frontiersman whose frontiers made him one of the first folk heroes of the United States. Jan 8, 1825 Eli Whitney Nov 3, 1832 Trail of Tears Jul 1, 1845 Manifest Destiny Oct 28, 1846 The Donner Party Period: Nov 3, 1848 to Nov 3, 1855 The California Gold Rush Oct 28, 1852 Oregon Trail The Oregon trail was used by many settlers