Worldwar is an Alternate History continuity by Harry Turtledove about an Alien Invasion during World War II. The Race are reptilian aliens bringing a invasion fleet to the world of Tosev 3 (locally called "Earth"), expecting a fairly easy conquest given the locals' level of sophistication. Then they discover that the planet is emitting radio transmissions, though their reconnaissance probe found them as sword-swinging savages only eight hundred years ago, which by their standards is nowhere near enough time to advance technologically at all. Confusing, implausible, an affront to the Race's rigid doctrines and if the Tosevites have advanced that much, it throws the certainty of the invasion in doubt. However, Fleetlord Atvar decides he could go down in history as one of three leaders to con