U.S. History A By Emma Harmon Oct 12, 1492 The Discovery of America by Columbus Period: Oct 12, 1492 to Dec 17, 1903 U.S. History A Timeline May 14, 1607 The Settlement of Jamestown 1754 The French and Indian War Dec 16, 1773 The Boston Tea Party Apr 19, 1775 The Battle of Lexington and Concord Jul 4, 1776 The Declaration of Independence Sep 29, 1781 The Battle of Yorktown May 25, 1787 The Constitutional Convention Oct 28, 1793 The invention of the cotton gin 1798 The Alien and Sedition Acts Oct 20, 1803 The Louisiana Purchase Jun 18, 1812 The War of 1812 May 8, 1820 The Missouri Compromise Dec 2, 1828 Andrew Jackson’s Election 1837 The invention of the telegraph 1837 The Panic of 1837 1838 The Trail of Tears Apr 25, 1846 The Mexican-American War 1850 The Compromise of 1850 Apr 12, 1861 The Firing on Fort Sumter Jan 1, 1863 The Emancipation Proclamation Apr 9, 1865 Surrender at Appomattox Courthouse Apr 14, 1865 Abraham Lincoln’s Assassination Dec 6, 1865 The 13th amendment is ratified Feb 24, 1868 Andrew Johnson’s Impeachment Jul 9, 1868 The 14th amendment is ratified Feb 3, 1870 The 15th amendment is ratified 1876 The invention of the telephone Oct 14, 1878 The invention of the electric light 1882 The Organization of Standard Oil Trust Jun 30, 1892 The Homestead Strike May 11, 1894 The Pullman Strike Apr 24, 1898 The Spanish-American War Sep 14, 1901 Theodore Roosevelt becomes president Dec 17, 1903 Invention of the airplane