US History Timeline By pizza pie Oct 12, 1492 The Discovery of America by Columbus 1606 The Settlement of Jamestown 1754 The French and Indian War Apr 28, 1761 The Louisiana Purchase 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 1793 The Invention of the cotton gin 1798 The Alien and Sedition Acts Jun 18, 1812 The War of 1812 Mar 2, 1820 The Missouri Compromise 1827 The Election of Andre Jackson 1830 The Invention of the Telegraph 1831 The Trail of Tears 1837 The panic of 1837 Apr 25, 1846 The Mexican-American War Sep 9, 1849 The Compromise of 1850 Apr 12, 1861 The Firing on Fort Sumter Jan 1, 1863 The Emancipation Proclomation Jan 31, 1865 13th, 14th, 15th Amendments Apr 9, 1865 Surrender at Appomattox Courthouse Apr 15, 1865 Abraham Lincoln’s Assassination Feb 24, 1868 Andrew Johnson’s Impeachment 1875 The invention of the electric light, telephone, and airplane 1882 The Organization of Standard Oil Trust 1892 The Pullman and Homestead Strikes Apr 21, 1898 The Spanish-American War Sep 14, 1901 Theodore Roosevelt becomes president