U.S.History Timeline By Olivia H. Period: 1492 to 1903 U.S. History Timeline Oct 12, 1492 The Discovery of America by Columbus May 13, 1607 The Settlement of Jamestown May 28, 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 28, 1781 The Battle of Yorktown May 14, 1787 The Constitutional Convention 1793 The Invention of The Cotton Gin 1798 The Alien and Sedition Acts Apr 30, 1803 The Louisiana Purchase Jun 18, 1812 The War of 1812 Mar 3, 1820 The Missouri Compromise 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 Jan 29, 1850 The Compromise of 1850 Apr 12, 1861 The Firing on Fort Sumter Sep 22, 1862 The Emancipation Proclamation 1863 The Organization of Standard Oil Trust 1865 13th, 14th, and 15th Amendments 1865-1870 Apr 9, 1865 Surrender at Appomattox Courthouse Apr 14, 1865 Abraham Lincoln's Assassination Feb 24, 1868 Andrew Johnson's Impeachment 1876 The Invention of The Electric Light, Telephone, And Airplane 1876-1903 Jun 30, 1892 The Homestead Strike Jul 20, 1894 The Pullman Strike Apr 25, 1898 The Spanish-American War 1901 Theodore Roosevelt Becomes President