ivan By RubleIM@student.elanco.org Jul 4, 1776 declaration of independence Nov 15, 1777 Adoption of the Articles of Confederation Jun 21, 1778 ratification of the united states constitution Oct 19, 1781 british surrender at yorktown May 25, 1787 constitutional convention Jun 25, 1787 Shays Rebellion: Attack on the Springfield Armory Dec 15, 1791 Ratification of the Bill of Rights Mar 14, 1794 patent issused for the cotton gin Period: May 14, 1803 to Sep 23, 1803 lewis and clark when the lousian perhase happend and they want to see the land Period: May 23, 1838 to Mar 1, 1839 trail of tears the the indains moved to cal. Jan 24, 1848 Gold Discovered at Sutter's Mill the golld in cal so people moved Apr 4, 1848 Signing of the Treaty of Guadalupe Hidalgo it ands the war for the spansih Apr 12, 1861 the bATTLE OF FORT SUMTER Jul 1, 1863 the battle of gettyburg Jun 25, 1876 battle of little bighorn Oct 29, 1929 great depression Jul 20, 1969 apollo 13 landing on the moon Sep 3, 2001 ivan b-day Sep 11, 2001 twin towers Jun 20, 2013 the inaugration of brock obama