Early American Wars By CarmenMLopez Apr 19, 1775 The Battles of Lexington and Concord Dec 19, 1777 The Winter at Valley Forge Jan 17, 1781 The Battle of Cowpens Sep 12, 1814 The Battle of Baltimore Feb 23, 1836 The Battle of the Alamo 1860 Abraham Lincoln Elected President Dec 20, 1860 South Carolina secedes from the United States Jul 21, 1861 The First Battle of Bull Run Jul 1, 1863 The Battle of Gettysburg Apr 9, 1865 The Treaty at Appomattox Courthouse Jan 8, 1885 The Battle of New Orleans Feb 15, 1898 The sinking of the USS Maine Mar 3, 1931 The Adoption of the Star Spangled Banner as the National Anthem