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
Cape Unslicht Cape Unslicht Cape Unslicht (, "Mys Peschanyy") is a headland in Severnaya Zemlya, Russia. Stretching out northwards NW of the Akhmatov Fjord and east of the mouth of Mikoyan Bay, this headland is the northernmost point of Bolshevik Island. Cape Unslicht is one of the landmarks defining the limits of the Laptev Sea according to the International Hydrographic Organization. The Laptev Sea shore of present-day Severnaya Zemlya was discovered by Boris Vilkitsky in 1913 during the Arctic Ocean Hydrographic Expedition on behalf of the Russian Hydrographic Service, but he was unaware that there was a strait west of the cape