While the British advanced on the Turks along the Tigris, the Russians were moving on them from the north - from neutral Persia. At first the Russian advance went well, but then the Turks counterattacked, and the war see-sawed across north-western Persia with no real advantage being gained by either side.

This article is located in the History of the First World War Volume 5 (REF D522 .H58 1969 V.5).