Mesopotamia (Roman province)

Nusaybin (, ) is a municipality and district of Mardin Province, Turkey. Its area is 1,079 km2, and its population is 115,586 (2022). The city is populated by Kurds of different tribal affiliation.

thumb|400px|Upper Mesopotamia and surrounding regions during the [[Early Christian period, with Edessa in the upper left quadrant]] Edessa (; ) was an ancient city (polis) in Upper Mesopotamia, in what is now Urfa or Şanlıurfa, Turkey. It was founded during the Hellenistic period by Macedonian general and self proclaimed king Seleucus I Nicator (), founder of the Seleucid Empire. He named it after an ancient Macedonian capital. The Greek name (Édessa) means "tower in the water". It later became capital of the Kingdom of Osroene, and continued as capital of the Roman province of Osroene. In Lat

Province of the Roman Empire

thumb|right|200px|Singara in a detail from Tabula Peutingeriana|Peutinger's map, a medieval copy of a 4th-century Roman original. Singara (, tà Síngara; Syriac: ܫܝܓܪ) was a strongly fortified post at the northern extremity of Mesopotamia, which for a while, as it appears from coins minted there, was occupied by the Romans as an advanced colony against the Persians. It was the camp of legio I Parthica.

village in Hasankeyf, Batman, southeastern Turkey

Mid-6th century Syriac history of Edessa

Nasala was an Ancient city and bishopric in Roman Mesopotamia and remains a Latin Catholic titular see.