U.S. History A Timeline By crankath 1492 BCE The discovery of America by Colubus 1602 The Settlement of Jamestown Period: 1754 to 1749 The French and Indian War 1772 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 1793 The invention of the Cotton Gin 1798 The Alien and Sedition Acts 1803 The Louisiana Purchase Period: 1812 to 1815 The War of 1812 1819 The Missouri Comproise 1828 Andrew Jackson's Election 1837 The invention of the Telegraph 1837 The Panic of 1837 1838 The Trail of Tears 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 13th Amendment 1865 Abraham Lincoln's Assassination 1868 14th Amendment 1868 Andrew Johnson's Impeachment 1870 15th Amendment 1876 The Invention of the Telephone 1879 The Invention of the Electric Light 1882 The Organization of Standard Oil Trust 1892 The Homestead Strikes 1894 The Pullman Strikes 1898 The Spanish-American War 1901 Theodore Roosevelt Becomes President 1903 The invention of the Airplane