U.S History Timeline By Sexy-Mario 1492 The Discovery of America by Columbus 1607 The Settlement of Jamestown Period: 1754 to 1763 The French and Indian War 1773 The Boston Tea Party 1775 The Battle of Lexington and Concord 1776 The Declaration of Independence 1781 The Battle of Yorktown 1787 The Constitutional Convention 1794 The invention of the cotton gin 1798 The Alien and Sedition Acts 1803 The Louisiana Purchase Period: 1812 to 1815 The War of 1812 1820 The Missouri Compromise 1828 Andrew Jackson’s Election 1831 The Trail of Tears Period: 1837 to 1843 The Panic of 1837 1844 The invention of the telegraph Period: 1846 to 1848 The Mexican-American War 1850 The Compromise of 1850 1861 The Firing on Fort Sumter 1863 The Emancipation Proclamation 1865 Surrender at Appomattox Courthouse 1865 Abraham Lincoln’s Assassination Period: 1865 to 1870 13th, 14th, 15th Amendments 1868 Andrew Johnson’s Impeachment 1870 The Organization of Standard Oil Trust Period: 1876 to 1903 The invention of the electric light, telephone, and airplane Electric light: 1879 Telephone: 1876 Airplane: 1903 1894 The Pullman and Homestead Strikes 1898 The Spanish-American War 1901 Theodore Roosevelt becomes president