US History Timeline By AJ Winn Oct 12, 1492 The Discovery of America by Columbus May 14, 1607 The Settlement of Jamestown Period: May 28, 1754 to Feb 10, 1763 The French and Indian War Dec 16, 1773 The Boston Tea Party Apr 19, 1775 The Battle of Lexington and Concord Aug 2, 1776 The Declaration of Independence Sep 28, 1781 The Battle of Yorktown May 25, 1787 The Constitutional Convention Oct 28, 1793 The invention of the cotton gin Jun 18, 1798 The Alien and Sedition Acts Apr 30, 1803 The Louisiana Purchase Period: Jun 18, 1812 to Feb 17, 1815 The War of 1812 Mar 3, 1820 The Missouri Compromise Dec 5, 1832 Andrew Jackson’s Election May 10, 1837 The Panic of 1837 Period: May 26, 1837 to Mar 26, 1839 The Trail of Tears Sep 2, 1837 The invention of the telegraph Period: Apr 13, 1846 to Feb 2, 1848 The Mexican-American War Period: Sep 9, 1850 to Sep 20, 1850 The Compromise of 1850 Apr 12, 1861 The Firing on Fort Sumter Jan 1, 1863 The Emancipation Proclamation Apr 9, 1865 Surrender at Appomattox Courthouse Apr 14, 1865 Abraham Lincoln’s Assassination Period: Dec 6, 1865 to Feb 3, 1870 13th, 14th, 15th Amendments Feb 24, 1868 Andrew Johnson’s Impeachment Mar 7, 1876 The invention of the telephone Jan 27, 1880 The invention of the electric light Jan 2, 1882 The Organization of Standard Oil Trust Period: Jun 30, 1892 to Nov 21, 1892 The Pullman and Homestead Strikes Period: Apr 21, 1898 to Aug 13, 1898 The Spanish-American War Sep 14, 1901 Theodore Roosevelt becomes president Dec 17, 1903 The invention of the airplane