 Although these spontaneously created popular forces had participated in several major wars of the Russian Empire, including in combat, they were not obligated to serve for more than one year, and notably departed for home during the 1813 campaign in Germany.On only one occasion, during the military history of the Soviet Union, the Narodnoe Opolcheniye was incorporated into the regular forces of the Red Army, notably in Leningrad and Moscow.The term Militsiya in Russia and former Communist Bloc nations was specifically used to refer to the civilian police force, and should not be confused with the conventional western definition of militia.