US History Timeline By DobbyTheDog Oct 12, 1492 The Discovery of America by Columbus May 14, 1607 The Settlement of Jamestown May 28, 1754 The French and Indian War starting Dec 16, 1773 The Boston Tea Party Apr 17, 1775 The Battle of Lexington and Concord Aug 2, 1776 The Declaration of Independence Sep 28, 1781 The Battle of Yorktown May 25, 1787 The Constitutional Convention 1793 The invention of the cotton gin Period: Jun 18, 1798 to Jul 14, 1798 The Alien and Sedition Acts 1803 The Louisiana Purchase 1812 The War of 1812 1820 The Missouri Compromise 1828 Andrew Jackson’s Election 1830 The invention of the telegraph 1837 The Panic of 1837 Period: 1838 to 1839 The Trail of Tears Period: 1846 to 1848 The Mexican-American War 1850 The Compromise of 1850 1861 The Firing on Fort Sumter 1863 The Emancipation Proclamation 1865 Surrender at Appomattox Court House 1865 Abraham Lincoln’s Assassination Period: 1865 to 1870 13th, 14th, and 15th Amendments 1868 Andrew Johnson’s Impeachment Period: 1879 to 1903 The invention of the electric light, telephone, and airplane 1882 The Organization of Standard Oil Trust Period: 1892 to 1894 The Pullman and Homestead Strikes 1898 The Spanish-American War 1901 Theodore Roosevelt becomes president