US History A Timeline By ccaiton Oct 12, 1492 The Discovery of America by Columbus May 13, 1607 The Settlement of Jamestown May 28, 1756 The French and Indian War Dec 16, 1773 The Boston Tea Party Apr 19, 1775 The Battle of Lexington and Concord Jul 4, 1775 The Declaration of Independence Sep 28, 1781 The Battle of Yorktown May 25, 1787 The Constitutional Convention 1794 The invention of the cotton gin Jul 6, 1798 The Alien and Sedition Acts Apr 30, 1803 The Louisiana Purchase Jun 18, 1812 The War of 1812 Mar 3, 1819 The Missouri Compromise Oct 31, 1828 Andrew Jackson’s Election Mar 26, 1831 The Trail of Tears May 10, 1837 The Panic of 1837 Jan 6, 1838 The invention of the telegraph Apr 26, 1846 The Mexican-American War Jan 29, 1848 The Compromise of 1850 Apr 12, 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 15, 1865 Abraham Lincoln’s Assassination Feb 24, 1868 Andrew Johnson’s Impeachment 1870 13th, 14th, 15th Amendments The 13th (1865), 14th (1868), and 15th Amendments (1870) 1890 The Pullman and Homestead Strikes July 1 – November 20, 1892 1896 The Spanish-American War Apr 21, 1898 – Dec 10, 1898 Dec 17, 1903 The invention of the electric light, telephone, and airplane Electric light: 1879 Telephone: 1876 Airplane: 1903 Mar 4, 1909 Theodore Roosevelt becomes president