U.S History A timeline By mari33 1901 BCE Theodore Roosevelt becomes president 1898 BCE The Spanish-American War 1894 BCE The Pullman and Homestead Strikes 1882 BCE The Organization of Standard Oil Trust 1879 BCE The invention of the electric light, telephone, and airplane 1868 BCE Andrew Johnson’s Impeachment 1865 BCE 13th, 14th, 15th Amendments 1850 BCE The Compromise of 1850 1846 BCE The Mexican-American War 1837 BCE The Panic of 1837 1831 BCE The Trail of Tears 1830 BCE The invention of the telegraph 1824 BCE Andrew Jackson’s Election 1812 BCE The War of 1812 1803 BCE The Louisiana Purchase 1754 BCE The French and Indian War Nov 14, 1492 The Discovery of America by Columbus May 14, 1607 The Settlement of Jamestown Dec 16, 1773 The Boston Tea Party Apr 19, 1775 The Battle of Lexington and Concord Jun 4, 1776 The Declaration of Independence Oct 19, 1781 The Battle of Yorktown May 25, 1787 The Constitutional Convention Jul 25, 1789 The Alien and Sedition Acts Mar 14, 1794 The invention of the cotton gin Mar 6, 1820 The Missouri Compromise Mar 12, 1861 he Firing on Fort Sumter Jan 1, 1863 The Emancipation Proclamation Mar 9, 1865 Surrender at Appomattox Courthouse Mar 14, 1865 Abraham Lincoln’s Assassination