US History Timeline By Snnelson 1492 The Discovery of America by Columbus 1607 Settlement of Jamestown Period: 1754 to 1763 French & Indian War 1773 Boston Tea Party 1775 Battle of Lexington & 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 1812 The War of 1812 1820 The Missouri Compromise 1828 Andrew Jackson’s Election 1831 The Trail of Tears 1837 The Panic of 1837 1844 The invention of the telegraph 1846 The Mexican-American War 1850 The Compromise of 1850 1861 The Firing on Fort Sumter 1863 The Emancipation Proclamation 1863 The Organization of Standard Oil Trust 1865 Surrender at Appomattox Courthouse 1865 Abraham Lincoln’s Assassination 1865 13th, 14th, 15th Amendments 1868 Andrew Johnson’s Impeachment 1876 The invention of the electric light, telephone, and airplane 1894 The Pullman and Homestead Strikes 1898 The Spanish-American War 1901 Theodore Roosevelt becomes president