Russian Empire Bolsheviks followed in 1918. The administrative boundaries of European Russia, apart from Finland and its portion of Poland, coincided approximately with the natural limits of the East-European plains. In the North it met the Arctic Ocean. Novaya Zemlya and the Kolguyev and Vaygach Islands also belonged to it, but the Kara Sea was referred to Siberia. To the East it had the Asiatic territories of the Empire, Siberia and the Kyrgyz steppes, from both of which it was separated by the Ural Mountains, the Ural River and the Caspian Sea — the administrative boundary, however, partly extending into Asia on
Novaya Zemlya Oblast, Russia. Municipally, it is incorporated as Novaya Zemlya Urban Okrug. The population of Novaya Zemlya, as of the 2010 Census, was about 2,429, of which 1,972 resided in Belushya Guba, an urban-type settlement that is the administrative center of Novaya Zemlya District. The indigenous population (from 1872 to the 1950s when it was resettled to the mainland) consisted of about 50–300 Nenetses who subsisted mainly on fishing, trapping, reindeer herding, polar bear hunting and seal hunting. Natural resources include copper, lead, and zinc. Novaya Zemlya was a sensitive military area during the Cold War years, and parts of it