'The Changes in the Russian Command, September, 1915'. First World War, c1920). '...the Grand Duke Nicholas, appointed Viceroy of the Caucasus and Commander-in-Chief of the Caucasian Army, pointing out positions to the Tsar, the new supreme Commander of the Russian Army and Navy'. Grand Duke Nicholas Nikolaevich of Russia (1856-1929) was commander of the Russian armed forces until his cousin, Tsar Nicholas II (1868-1918), removed him and took personal command after the Great Retreat (a strategic withdrawal from the Galicia-Poland salient). From "The Great World War - A History" Volume IV, edited by Frank A Mumby. [The Gresham Publishing Company Ltd, London, c1920]