Allied intervention in the Russian Civil War Powers to withdraw from North Russia and Siberia in 1920, though Japanese forces occupied parts of Siberia until 1922 and the northern half of Sakhalin until 1925. In 1917, Russia was in a state of political strife, and public support for World War I and the Tsar was dwindling. The country was on the brink of revolution. The February Revolution changed the course of the war; under intense political pressure, the Tsar abdicated and the Russian Provisional Government was formed, led initially by Georgy Lvov and later by Alexander Kerensky. The Provisional Government pledged to continue fighting the Germans on
Ranks and insignia of the Russian armed forces until 1917 Servicefrom 1912 to 1917. The following shoulder board insignias of the Imperial Army used by specific units and cadet corps are illustrated below: The Imperial Russian Navy () of the Russian Empire, had been established at the end of the 17th century under the regency of Peter the Great and by the personal leadership of Franz Lefort. It existed until the October Revolution of 1917. Ranks similar to those of the Imperial Army were, beginning in the late 18th century, used by the coastal services of the Imperial Russian Navy. By order № 125 of the Navy Ministry of the