U.S History Timeline By hjump Oct 12, 1492 The Discovery of America by Columbus Period: Oct 12, 1492 to Aug 2, 1914 U.S. History Timeline May 14, 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 25, 1787 The Constitutional Convention Mar 14, 1794 The invention of the cotton gin 1798 The Alien and Sedition Acts Mar 2, 1803 The Louisiana Purchase Jun 18, 1812 The War of 1812 Mar 3, 1820 The Missouri Compromise Nov 4, 1828 Andrew Jackson’s Election 1830 The Trail of Tears 1837 The Panic of 1837 May 24, 1844 The invention of the telegraph 1846 The Mexican-American War 1850 The Compromise of 1850 Apr 12, 1861 The Firing on Fort Sumter Jan 1, 1862 The Emancipation Proclamation Apr 9, 1865 Surrender at Appomattox Courthouse Apr 14, 1865 Abraham Lincoln’s Assassination Dec 6, 1865 13th, 14th, and 15th Amendments Feb 24, 1868 Andrew Johnson’s Impeachment 1870 The Organization of Standard Oil Trust 1879 The invention of the electric light, the telephone, and the airplane 1892 The Pullman and Homestead Strikes May 25, 1898 The Spanish-American War 1901 Theodore Roosevelt becomes president