It is 1806. The Corps of Discovery is currently holed up in Fort Clatsop, but their presence in Griffon territory does not go unnoticed. In Equestria, the Princesses sit on their thrones, unaware that the ideas of the West may just force them off.
War. Something that the peace loving land of Equestria hasn't had to deal with for over a thousand years. But now, a new threat shows it ugly face. And it comes from within...
A Guide to the Recent Past, including the final years of the Equestrian Republic, the Reign of Discord, the War of the Bloodied Crystals, and the most recent decade.