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 Russians knew of Novaya Zemlya from the 11th century, when hunters from Novgorod visited the area. For western Europeans, the search for the Northern Sea Route in the 16th century led to its exploration. The first visit from a west European was by Hugh Willoughby in 1553. Dutch explorer Willem Barentsz reached the west coast of Novaya Zemlya in 1594, and in a subsequent expedition of 1596 rounded the Northern point and wintered on the Northeast coast. (Barentsz died during the expedition, and may have been buried on the Northern island.) During a later voyage by Fyodor Litke in 1821–1824,