The Grand Strategy of the Roman Empire : From the First Century A.D.to the ThirdOriginally published in 1976, a book which looks at the success of the Roman Empire from the 1st to the 3rd century A. D. and attributes this success to the imperial military strategy. At the height of its power, the Roman Empire encompassed the entire Mediterranean basin, extending much beyond it from Britain to Mesopotamia, from the Rhine to the Black Sea. Rome prospered for centuries while successfully resisting attack, fending off everything from