Edessa

Osroene or Osrhoene (; ) was an ancient kingdom and region in Upper Mesopotamia. The Kingdom of Osroene, also known as the "Kingdom of Edessa" ( / "Kingdom of Urhay"), according to the name of its capital city (now Şanlıurfa, Turkey), existed from the 2nd century BC up to the 3rd century AD, and was ruled by the Nabataean Arab Abgarid dynasty. They were generally allied with the Parthians.

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

260 AD battle between the Sasanian Empire and the Roman Empire

theological school of great importance to the Syriac-speaking world

Syriac Christian apocrypha

Mid-6th century Syriac history of Edessa

dynasty of Nabataean Arab origin who were rulers of Edessa and Osroene (134 BC - 242 AD)

544 siege of Byzantine Edessa by the Sasanian Empire