U.S. History Timeline By Zoe_Ames 1492 The Discovery of America by Christopher Columbus Period: 1492 to 1973 U.S. History Timeline 1607 The Settlement of Jamestown 1754 The French & Indian War Dec 16, 1773 The Boston Tea Part Apr 19, 1775 The Battle of Lexington & Concord Jul 4, 1776 The Declaration of Independence Sep 28, 1781 The Battle of Yorktown May 27, 1787 The Constitutional Convention 1793 The Invention of the Cotton Gin 1798 The Alien & Sedition Acts 1801 The Louisiana Purchase Jun 18, 1812 The War of 1812 1820 The Missouri Compromise 1830 The Invention of the Telegraph Nov 2, 1832 Andrew Jackson's Election 1837 The Panic of 1837 1838 The Trail of Tears Apr 25, 1846 The Mexican-American War Jan 29, 1850 The Compromise of 1850 Apr 12, 1861 The Firing on Fort Sumter Jan 1, 1863 The Emancipation Procolamation 1863 The Organization of Standard Oil Trust Apr 9, 1865 Surrender at Appomattox Courthouse Apr 14, 1865 Abraham Lincoln's Assassination Dec 6, 1865 The 13th Amendment Ratified Mar 5, 1868 Andrew Jackson's Impeachment Jul 28, 1868 The 14th Amendment Ratified Feb 3, 1870 The 15th Amendment Ratified Mar 10, 1876 The Invention of the Electric Telephone 1879 The Invention of the Electric Light Jun 30, 1892 Homestead Strike May 11, 1894 The Pullman Strike Apr 21, 1898 The Spanish-American War Sep 18, 1901 Theodore Roosevelt becomes President 1973 The Invention of the Electric Airplane