U.S. History Dates By Burghandy Period: 1492 to 1903 U.S. History Aug 3, 1492 Discovery of America by Columbus May 14, 1607 The Settlement of Jamestown 1754 The French and Indian War Dec 16, 1773 The Boston Tea Party Apr 19, 1775 Battle of Lexington and Concord Jul 4, 1776 The Declaration of Independence Sep 28, 1781 The battle of York Town May 27, 1787 The constitutional convention Mar 14, 1794 The invention of the cotton gin Jun 18, 1798 The Alien and Sedition Acts Apr 30, 1803 The Louisiana Purchase Jun 18, 1812 The War of 1812 Mar 3, 1820 The Missouri Compromise Dec 2, 1828 Andrew Jackson Election 1830 The invention of the Telegraph 1837 The panic of 1837 1838 The trail of tears Apr 25, 1846 The Mexican American War Jan 29, 1850 The compromise of 1850 Oct 27, 1858 Theodore Roosevelt becomes President Apr 12, 1861 The firing of Fort Sumter Sep 22, 1862 The Emancipation Proclamation Apr 9, 1865 The surrender at Appomattox Courthouse Apr 15, 1865 Abraham Lincoln Assasination Dec 6, 1865 13th, 14th, 15th Ammendments Dec 6, 1865 Andrew Johnson Impeachment Mar 10, 1876 Invention of the telephone Oct 14, 1878 Invention of electric light 1882 The organization of Standard Oil Jun 30, 1892 The Pullman and Homestead Strikes 1898 The Spanish American War Dec 17, 1903 Invention of the Airplane