Roman Empire

geographical name

the empire of ancient Rome that began with the imperial rule of Augustus in 27 b.c. and included at its greatest extent (circa 117 a.d.) all of southern Europe, Britain, northern Africa, Egypt, Asia Minor, the northern coast of Pontus Euxinus (the Black Sea), Armenia and regions south of the Caucasus, Mesopotamia and adjoining regions, Syria, Palestine, and the northwestern corner of Arabia