. "Roman Empire" . . . "360" . "Battle of Mons Graupius"@en . "15,000-30,000+" . "17,000-30,000+" . . . "Caledonian Confederacy" . "As described by Tacitus, the Battle of Mons Graupius was a Roman military victory in what is now Scotland, taking place in AD 83 or, less probably, 84. The exact location of the battle remains a matter of debate."@en . "Roman victory" .