It can be said that the last deaths at the Battle of Gettysburg were two marines who fell from the sky in an airplane in 1922. Confused? Are you starting to type a comment to tell me that the Battle of Gettysburg was fought in 1863 and there weren’t any marines there? You would be right on both counts. However, during the first week of July 1922, nearly a quarter of the U.S. Marine Corps re-enacted Pickett’s Charge in a historical way and also using modern equipment, such as tanks and airplanes. Think about that for a second. There’s a whole sub-genre of science fiction based on alternative history. One of the standards of the genre is Harry Turtledove’s “Guns of the South.” In it, time travelers give the Confederacy Uzis to use in their Civil War battles. That is Read more…