Caspian Sea and a Pleistocene stage, that includes glaciation cycles and the creation of the present Volga River. During the first stage, the Tethys Sea had evolved into the Sarmatian Lake, that was created from the modern Black Sea and south Caspian, when the collision of the Arabian peninsula with Western Asia pushed up the Kopet Dag and Caucasus Mountains, setting definitive south and west boundaries to the Caspian basin. This orogeneic movement was continuous throughout the years, while Caspian was regularly disconnecting from the Black Sea. In the late Pontian, a mountain arch rose across the south basin and divided it
Black Sea and Caspian Squadron Allied intervention in the Russian Civil War during later part of world war one. In October 1919 Rear Admiral Seymour was appointed Second-in-Command, Mediterranean Fleet the squadron was then disbanded. The squadrons flagship was HMS Emperor of India. A component of the squadron was the British Caspian Flotilla. Post holders included: As of December 1918 included: Black Sea and Caspian Squadron The Black Sea and Caspian Squadron also known as the Black Sea and Marmora Force and the Black Sea and Marmora Division was naval formation of the British Mediterranean Fleet from 1918 to 1919. On 19 December 1918 the