 Now, there are some people that don't recognize this as a country, but they sure considered themselves a country at the time, so I'm going to go with that. Robert E. Lee was the military general for what country? And, of course, your hints today is this collection of former United States officially left the Union in the mid-1800s, sparking the American Civil War. There is your hint today. And, of course, I do have a free taco burger for whoever happens to be the winner.