U.S. History Timeline By 18WAekh Aug 3, 1492 The Discovery of America by Columbus May 14, 1604 The Settlement of Jamestown Period: May 28, 1754 to Feb 10, 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 Oct 19, 1781 The Battle of Yorktown Period: May 25, 1787 to Sep 17, 1773 The Constitutional Convention Mar 14, 1794 The invention of the cotton gin Jun 18, 1798 The Alien and Sedition Acts Apr 30, 1803 The Louisiana Purchase Period: Jun 18, 1812 to Feb 16, 1815 The War of 1820 Mar 3, 1820 The Missouri Compromise Mar 10, 1830 The invention of the telegraph Dec 5, 1832 Andrew Jackson’s Election Period: May 16, 1836 to Jun 1, 1839 The Trail of Tears May 10, 1837 The Panic of 1837 Period: Apr 25, 1846 to Feb 2, 1848 The Mexican-American War Jan 29, 1850 The Compromise of 1850 Period: Apr 12, 1861 to Apr 13, 1861 The Firing on Fort Sumter Sep 23, 1862 The Emancipation Proclamation Period: Jan 31, 1865 to Feb 3, 1870 13th, 14th, 15th Amendments Apr 9, 1865 Surrender at Appomattox Courthouse Apr 15, 1865 Abraham Lincoln’s Assassination Feb 24, 1868 Andrew Johnson’s Impeachment Aug 5, 1879 The Organization of Standard Oil Trust Jul 25, 1892 The Pullman and Homestead Strikes Period: Aug 25, 1892 to Aug 25, 1910 The invention of the electric light, telephone, and airplane Period: Apr 25, 1898 to Aug 25, 1898 The Spanish-American War Oct 27, 1901 Theodore Roosevelt becomes president