US History Timeline A By Ethan Lake Oct 12, 1492 The Discovery of America by Columbus May 4, 1607 The Settlement of Jamestown Period: 1754 to 1763 The French and Indian War Dec 16, 1773 Boston Tea Party Apr 19, 1775 The Battle of Lexington and Concord Period: Sep 28, 1781 to Oct 19, 1781 The Battle of Yorktown Period: May 27, 1787 to Sep 17, 1787 The Constitutional Convention Mar 14, 1794 The invention of the cotton gin 1798 The Alien and Sedition Acts 1803 The Louisiana Purchase Period: Jun 18, 1812 to Feb 18, 1815 The War of 1812 Period: 1817 to 1818 The Declaration of Independence Mar 3, 1820 The Missouri Compromise Period: 1830 to 1850 The Trail of Tears Period: 1837 to 1843 The Panic of 1837 May 24, 1844 The invention of the telegraph Period: Apr 25, 1846 to Feb 2, 1848 The Mexican-American War 1850 The Compromise of 1850 Period: Apr 12, 1861 to Apr 13, 1861 The Firing on Fort Sumter Jan 1, 1863 The Emancipation Proclamation 1863 The Organization of Standard Oil Trust Period: 1865 to 1870 13th, 14th, 15th Amendments Apr 9, 1865 Surrender at Appomattox Courthouse Apr 14, 1865 Abraham Lincoln’s Assassination Feb 24, 1868 Andrew Johnson’s Impeachment Mar 10, 1876 The invention of the telephone Oct 14, 1878 The invention of the electric light Period: Jun 30, 1892 to Jul 6, 1892 The Pullman and Homestead Strikes Period: Apr 21, 1898 to Aug 13, 1898 The Spanish-American War Sep 14, 1901 Theodore Roosevelt becomes president Dec 17, 1903 The invention of the airplane