Finally, one characteristic of the Roman presence in Persia is that Roman emperors dreamed of conquering all Persia from Trajan to Galerius, while Parthian/Sassanian kings never tried to conquer Rome, Italy or southeastern Europe according to historian Theodor Mommsen.
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In AD 298 the province of Mesopotamia, together with even some territory from across the river Tigris up to the lacus Matianus (now called Lake Urmia in western Iran), was restored to Rome for half a century with an important Treaty.
Romans | Epistle to the Romans | King of the Romans | Romans-sur-Isère | Prince of Persia | The Rose of Persia | SS Persia (1900) | SS ''Persia'' | Romans d'Isonzo | Abbas I of Persia | Persia White | king of the Romans | Artaxerxes I of Persia | Anshan (Persia) | Abbas II of Persia | The Young Romans | ''The Humiliation of Emperor Valerian by Shapur, King of Persia'' by Hans Holbein the Younger | Suleiman I of Persia | Statira principessa di Persia | SS Persia | Romans, Ain | Prince of Persia: The Forgotten Sands | "Master of Ceremonies". from the book '':s:Persia | «Die Helvetier zwingen die Römer unter dem Joch hindurch» (''"The Helvetians force the Romans to pass under the yoke"''). Romantic painting by Charles Gleyre | ''Die Helvetier zwingen die Römer unter dem Joch hindurch'' (''The Helvetians force the Romans to pass under the yoke''). Romantic painting by Charles Gleyre | Cyrus the Great (Cyrus II of Persia) | Christine Romans | Artabanus of Persia |