US History Timeline By tspillman Oct 12, 1492 The Discovery of America by Columbus 1607 The Settlement of Jamestown 1754 The French and Indian War 1773 The Boston Tea Party 1775 The Battle of Lexington and Concord 1776 The Declaration of Independence 1781 The Battle Of Yorktown Period: May 25, 1787 to Sep 17, 1787 The Constitutional Convention 1793 The invention of the cotton gin 1798 The Alien and Sedition Acts 1803 The Louisiana Purchase 1809 Electric light was Invented 1812 The War of 1812 1820 The Missouri Compromise 1828 Andrew Jackson’s Election 1831 The Trail Of Tears 1837 The Invention Of The Telegraph 1837 The Panic of 1837 In Spring 1846 The Mexican-American War 1850 The Compromise of 1850 1861 The Firing on Fort Sumter Jan 1, 1863 The Emancipation Proclamation Jan 31, 1865 13th, 14th, 15th Amendments Apr 9, 1865 Surrender at Appomattox Courthouse Apr 15, 1865 Abraham Lincoln’s Assassination Feb 24, 1868 Andrew Johnson’s Impeachment 1876 The Telephone was Invented 1882 The Organization of Standard Oil Trust 1892 Homestead Strikes 1894 The Pullman 1903 The airplane was Invented 1909 The Spanish-American War