historical dates By Kadie B. 1492 Columbus discovers America 1607 The Settlement of Jamestown 1754 The Albany Plan of Union 1773 The Boston Tea Party 1774 The French and Indian War this was also known as the seven year war 1775 The Battle of Lexington and Concord 1776 The Declaration of Independence 1781 The Battle of Yorktown 1787 -The Constitutional Convention 1794 The invention of the cotton gin 1798 -The Alien and Sedition Acts 1803 The Louisiana Purchase 1812 The Trade War 1820 The Missouri Compromise 1828 Andrew Jackson’s Election 1830 The Trail of Tears 1837 The invention of the telegraph 1846 1846-1848 the Mexican-American War this went from 1846-1848 1850 The Compromise of 1850 1861 The Firing on Fort Sumter 1863 The Emancipation Proclamation 1865 Surrender at Appomattox Courthouse 1865 Abraham Lincoln’s Assassination 1868 13th, 14th, 15th Amendments 1868 Andrew Johnson’s Impeachment 1870 The Organization of Standard Oil Trust 1876 The invention of the telephone 1877 The end of Reconstruction 1879 The invention of the electric light 1894 The Pullman and Homestead Strikes 1898 The Spanish-American War 1901 Theodore Roosevelt becomes president 1903 The invention of the airplane