US History Timeline By Scottlynk Oct 12, 1492 The Discovery of America by Columbus Period: Oct 12, 1492 to Oct 22, 1901 US History Timeline May 14, 1607 The Settlement of Jamestown May 28, 1754 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 May 14, 1787 The Constitutional Convetion Oct 28, 1793 The Invention of the Cotton Gin Jun 18, 1798 The Alien and Sedition Acts Apr 30, 1803 The Louisiana Purchase Jun 18, 1812 The War of 1812 Mar 3, 1820 The Missouri Compromise Aug 25, 1829 Andrew Jackson’s Election Jul 27, 1837 The Panic of 1837 Aug 25, 1837 The Invention of the Telegraph Aug 25, 1838 The Trail of Tears Apr 25, 1846 The Mexican-American War Jan 29, 1850 The Compromise of 1850 Apr 12, 1861 The Firing on Fort Sumter Jan 1, 1863 The Emancipation Proclamation Apr 9, 1865 Surrender at Appomattox Courthouse Apr 14, 1865 Abraham Lincoln’s Assassination Aug 25, 1865 Reconstruction Amendments (13th, 14th, 15th Amendments) Feb 24, 1868 Andrew Johnson’s Impeachment Sep 27, 1870 The Organization of Standard Oil Trust Oct 22, 1879 The invention of the electric light Aug 25, 1892 The Pullman and Homestead Strikes Apr 25, 1898 The Spanish-American War Nov 25, 1901 Theodore Roosevelt becomes president