House of Romanov (1881–1894), and Nicholas II (1894–1917). Constantine Pavlovich and Michael Alexandrovich, both morganatically married, are occasionally counted among Russia's emperors by historians who observe that the Russian monarchy did not legally permit interregnums. But neither was crowned and both actively declined the throne. The February Revolution of 1917 resulted in the abdication of Nicholas II in favor of his brother Grand Duke Michael Alexandrovich. The latter declined to accept imperial authority save to delegate it to the Provisional Government pending a future democratic referendum, effectively terminating the Romanov dynasty's rule over Russia. After the February Revolution, Nicholas II and his family
Imperial Russian Army the Austro-Hungarian province of Galicia. The first ended in a Russian defeat by the German Empire in the Battle of Tannenberg (1914). In the west, a Russian Expeditionary Force was dispatched to France in 1915. Amid the Russian Revolution of 1917 the Imperial Russian Army collapsed and dissolved. The rebellious remnants of the Imperial army evolved to became part of the new Red Army. Imperial Russian Army The Imperial Russian Army () was the land armed force of the Russian Empire, active from around 1721 to the Russian Revolution of 1917. In the early 1850s, the Russian army consisted of