US History A Timeline By Giljtait 1492 Discovery of america Coloumbus discovered america in 1492 1607 The Settlement of Jamestown Period: 1756 to 1763 The French and Indian War 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 1787 The Constitutional Convention 1789 The Alien and Sedition Acts 1794 The invention of the cotton gin 1803 The Louisiana Purchase Period: Jun 18, 1812 to Feb 18, 1815 The War of 1812 1820 The Missouri Compromise 1828 Andrew Jackson’s Election 1831 The Trail of Tears 1837 The Panic of 1837 May 24, 1844 The invention of the telegraph Period: 1846 to 1848 The Mexican-American War Sep 18, 1850 The Compromise of 1850 1861 The Firing on Fort Sumter Jan 1, 1863 The Emancipation Proclamation 1863 The Organization of Standard Oil Trust Apr 9, 1865 Surrender at Appomattox Courthouse Apr 14, 1865 Abraham Lincoln’s Assassination 1866 13th, 14th, and 15th Amendments Feb 24, 1868 Andrew Johnson’s Impeachment 1875 Invention of the Telephone 1879 The invention of the electric light 1894 The Pullman and Homestead Strikes 1898 The Spanish-American War 1901 Theodore Roosevelt becomes president 1903 Invention of the Airplane