This collection is the result of an international round table held in Murmansk on October 18, 2019, dedicated to the 75th anniversary of the liberation of the Soviet Arctic, Northern Norway (Eastern Finnmark) and Finland’s exit from the war. Scientists from Russia, Norway, Finland and Austria examined questions about the role of Soviet troops in the liberation of the Soviet Arctic, Northern Norway, the geopolitical interests of the warring parties in this region, the consequences of the Petsamo-Kirkenes operation for the northern regions of Finland and Norway, unknown scenes of military operations and everyday life in the Arctic .The book is addressed to professional historians and everyone interested in the history of the Second World War.