Russian President Vladimir Putin on Wednesday ordered his top officials to draft proposals for a possible test of nuclear weapons, something Moscow has not done since the 1991 collapse of the Soviet Union. Defence Minister Andrei Belousov told Putin that recent remarks and actions by the United States meant that it was “advisable to prepare for full-scale nuclear tests” immediately. Belousov said Russia’s Arctic testing site at Novaya Zemlya could host such tests at short notice. Putin said: “I...