At the U.S. Naval Academy, a replica blue banner hangs in Memorial Hall stitched with a stubborn command: "DONT GIVE UP THE SHIP." The words were sewn onto Commodore Oliver Hazard Perry’s battle flag in 1813, borrowing the dying words of Captain James Lawrence during the War of 1812. The words became a reminder of discipline—hold fast, do your duty, and keep your head when everyone else is losing theirs. It is odd, then, that this week’s explosive argument over military obedience is about