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
Ranks and insignia of the Russian armed forces until 1917 colours on the lower part of sleeve stripes was determinate: The table below shows examples of rank insignia of the Russian Navy, to be worn on the lower part of uniform cuffs, as to the order № 125 of the Russian Navy Ministry from April 16, 1917. Ranks and insignia of the Russian armed forces until 1917 The Imperial Russian Army () and the Imperial Russian Navy () used ranks and rank insignia derived from the German model. However, the entire rank system was also closely connected to the Russian military traditions. In the aftermath of the Russian Revolution, the