Putin is amassing nuclear weapons and attack submarines in the Arctic Circle as his country prepares for war with NATO, Norway has said. Norway's Defence Minister Tore Sandvik claimed his country had found Russia had been increasing its military presence in the Arctic, particularly in the Kola peninsula. The politician also said Vladimir Putin had been attempting to take over the Arctic region where its fleet is based to block shipping routes to Nato allies if war broke out. 'Russia is building up on the Kola peninsula... where one of the largest arsenals of nuclear warheads in the world is...