pomerium

Updated: July 4, 2025

According to the previous arrangement the only legal distinction in the empire was that drawn between the city which was surrounded by the ring-wall, and the country beyond the -pomerium-; the new arrangement substituted for the city the new Italy henceforth, as in perpetual peace, withdrawn from the regular -imperium-, and placed in contrast to it the continental and transmarine territories, which were, on the other hand, necessarily placed under military commandants the provinces as they were henceforth called.

Theodor Mommsen - The History of Rome (Volumes 1-5)