Tigris–Euphrates river system Tigris–Euphrates river system The Tigris and Euphrates, with their tributaries, form a major river system in Western Asia. From sources originating in eastern Turkey, they flow by/through Syria through Iraq into the Persian Gulf. The system is part of the Palearctic Tigris–Euphrates ecoregion, which includes Iraq and parts of Turkey, Syria, Iran, Saudi Arabia, Kuwait, and Jordan. From their sources and upper courses in the mountains of eastern Anatolia, the rivers descend through valleys and gorges to the uplands of Syria and northern Iraq and then to the alluvial plain of central Iraq. The rivers flow in a south-easterly direction
Euphrates Volcano of Tell Abyad from ISIL in July 2015 was a major success of the Euphrates Volcano operations room. On 10 October 2015, the Euphrates Volcano was one of the founding members of the Syrian Democratic Forces. Soon after the formation of the SDF, the Euphrates Volcano was superseded by various other groups and military councils within the SDF. It was one of the few operations rooms which had been set up by non-government forces during the civil war that were able to transform into a "semi-stable" alliance. Euphrates Volcano Euphrates Volcano () was a joint operations room/coalition established during the