US History A Timeline By ThisTimeI'mDabi! Oct 12, 1492 Columbus Discovers America Period: Oct 12, 1492 to 1904 US History A Timeline May 14, 1607 The Founding of Jamestown 1754 French and Indian War Begins Dec 16, 1773 Boston Tea Party Apr 19, 1775 The Battle of Lexington and Concord Aug 2, 1776 The Signing of the Declaration of Independence Sep 28, 1781 The Battle of Yorktown May 25, 1787 The Constitutional Convention 1794 Invention of the Cotton Gin 1798 Alien and Sedition Acts Apr 30, 1803 Louisiana Purchase Jun 18, 1812 War of 1812 Mar 2, 1820 The Missouri Compromise Mar 4, 1829 Andrew Jackson's Election 1831 Trail of Tears 1843 Invention of the Telegraph (?) Apr 25, 1846 The Mexican-American War Starts 1850 The Compromise of 1850 Apr 12, 1861 The Firing on Fort Sumter Jan 1, 1863 The Emancipation Proclamation Jan 31, 1865 The 13th Amendment Apr 9, 1865 The Surrender at Appomattox Courthouse Apr 15, 1865 The Assassination of Abraham Lincoln Feb 24, 1868 The Impeachment of Andrew Johnson Jul 9, 1868 The 14th Amendment Feb 26, 1869 The 15th Amendment Jan 10, 1870 The Organization of Standard Oil Trust Sep 18, 1873 The Panic of 1873 Mar 7, 1876 Invention of the Telephone 1879 Invention of the Lightbulb (In the US) 1892 The Homestead Strike 1894 The Pullman Strike Apr 12, 1898 The Spanish-American War Dec 17, 1903 Invention of the Airplane 1904 Theodore Roosevelt Becomes President