Give Me Back My Legions!

Give Me Back My Legions! (originally announced as The Battle of Teutoberg Forest) is a historical fiction novel by Harry Turtledove. Presumably, it is a fictionalized account of the 9 AD battle between Germanic tribesmen and Roman legions that established the Rhine River as the border between the Roman Empire and what would eventually become Germany. It is scheduled for release on April 14, 2009.