How can you tell that the Civil War was still ongoing one Lincoln gave the Gettysburg address?

The Gettysburg Address is a speech that U.S. President Abraham Lincoln delivered during the American Civil War at the dedication of the Soldiers' National Cemetery in Gettysburg, Pennsylvania, on the afternoon of November 19, 1863, four and a half months after the Union armies defeated those of the Confederacy at the Battle of Gettysburg.