To test her mettle as a leader, Princess Twilight Sparkle has been given control of her own nation. Thrust into a new level of responsibility, she begins to realise that, while leading the other Element bearers is easy, running a country is a whole new ballgame — a ballgame which she has no idea how to play.
But with the help of her advisor and her friends, she will eventually come to learn what it truly means to be a leader.
Oh, and if she can prevent one of her new neighbours from invading Equestria, that would be even better.
This story is now complete, and a PDF can be downloaded from here.