US History A Timeline By Buzz10 Oct 12, 1492 The Discover of America by Columbus Period: Oct 12, 1492 to Aug 2, 1914 US History A Timeline May 14, 1607 The Settlement of Jamestown Jan 1, 1754 French & Indian War (Seven Year War) Dec 16, 1773 The Boston Tea Party Apr 19, 1775 Battle of Lexington & Concord Jul 4, 1776 The Declaration of Independence Sep 28, 1781 Battle of Yorktown May 14, 1787 Constitutional Convention Jan 1, 1793 Invention of the Cotton Gin Jul 14, 1798 Alien & Sedition Acts Jan 1, 1802 Invention of the Electric Light Jan 1, 1803 Louisiana Purchase Jan 1, 1809 Invention of the Telegraph Jun 18, 1812 War of 1812 Jan 1, 1820 Missouri Compromise Jan 1, 1829 Andrew Jackson's Election Jan 1, 1830 Trail of Tears Jan 1, 1846 Mexican-American War Sep 1, 1850 The Compromise of 1850 Jan 1, 1857 The Panic of 1850 Apr 12, 1861 Firing on Fort Sumter Sep 22, 1862 Emancipation Proclamation Apr 9, 1865 Surrender at Appomattox Court House Apr 14, 1865 Abraham Lincoln's Assassination Dec 6, 1865 13th 14th & 15th Ammendments Feb 24, 1868 Andrew Johnson's Impeachment Jan 10, 1870 Organization of Standard Oil Trust Jan 1, 1876 Invention of the Telephone Jul 1, 1892 Pullman & Homestead Strikes Apr 21, 1898 Spanish-American War Jan 1, 1901 Theordore Roosevelt becomes President Sep 18, 1901 Invention of the Airplane