morgan timeline By 20moswee Dec 20, 1803 louisiana purchase december,20 1803 Jan 1, 1804 12th Amendment Ratified 1804 Feb 15, 1804 New Jersey Abolishes Slavery Feb 15 1804 May 14, 1804 Lewis And Clark set out Jul 2, 1804 Alexander Hamilton dies Jan 1, 1805 Thomas Jefferson reelected Jan 11, 1805 The Michigan territory is established Dec 8, 1805 Disscover Finding the Pacific ocean Mar 23, 1806 Lewis And Clark Begin their Journey Back Sep 23, 1806 The Return To St. Louis Jul 13, 2013 Lewis and Four Others Confirm Finding The Great Falls Of The Missouri River