U.S. History By Lpfile 1776 Declaration of Independence 1781 Battle of Yorktown 1787 Constitutional Convention 1793 The Invention of the Cotton Gin 1798 Alien and Sedition Acts 1803 The Louisianan Purchase 1812 The War of 1812 1820 The Missouri Comprimise 1829 Andrew Jackson Election 1836 Trail of Tears 1837 Panic of 1837 1840 Mexican-American War 1850 Compromise of 1850 1855 The Invention of Telegraph 1860 Firing of Fort Sumter 1863 Emancipation Proclomation 1865 Appomattox Court House 1865 Abraham Assassination 1865 13th Amendment Creation 1868 14th Amendment Creation 1868 Andrew Johnson's Election 1870 15th Amendment Creation 1870 Standard Oil Trust 1876 Telephone Creation 1879 Electric Light Creation 1892 Pullman Strike 1894 Homestead Strike 1898 Spanish-American War 1901 Theodore Roosevelt Election 1903 Airplane Creation