The Gettysburg Adress is the most famous speech of U.S. President Abraham Lincoln and one of the most quoted speeches in United States history. It was delivered at the dedication of the Soldiers' National Cemetery in Gettysburg, Pennsylvania, on the afternoon of Thursday, November 19, 1863, during the American Civil War, four and a half months after the Union armies defeated those of the Confederacy at the decisive Battle of Gettysburg.