US history By sagemurrray1 Oct 12, 1492 Columbus discovered the Americas 1607 Settlement of Jamestown Period: 1754 to 1763 French and Indian War Dec 16, 1773 Boston Tea Party Apr 19, 1775 Battle of Lexington and Concord Jul 4, 1776 Declared Independence 1781 Battle of Yorktown Period: May 25, 1787 to Sep 17, 1787 Constitutional Convention 1793 Invention of the Cotton Gin 1798 Alien and Sedation Acts 1803 Louisiana Purchase Period: 1812 to 1815 War of 1812 1820 The Missouri compromise 1828 Andrew Jackson Election 1830 Trail of Tears 1837 Invention of the Telegraph 1837 The Panic of 1837 Period: 1846 to 1848 The Mexican American War 1850 Compromise of 1850 Apr 12, 1861 Firing on Fort Sumter Jan 1, 1863 The Emancipation Proclamation Period: 1865 to 1870 13 14 and 15 Amendments Apr 9, 1865 Surrender at Appomattox Courthouse Apr 15, 1865 Assassination of Abraham Lincoln Feb 24, 1868 Andrew Johnson's Impeachment Mar 7, 1876 Invention of the Telephone Oct 21, 1879 Invention of the Light Bulb 1882 The Organization of Standard Oil Trust Sep 4, 1891 Theodore Roosevelt Becomes President Period: 1892 to 1894 The Pullman and Homestead Strikes 1898 Spanish and American War Dec 17, 1903 Invention of Airplane