Finland has decided to join France’s forward nuclear deterrence initiative, extending the measure to a country sharing a long border with Russia, the two countries said in a joint statement on Monday. France is extending its nuclear deterrent to European allies as the continent reassesses its security in the wake of US President Donald Trump’s shake-up of Nato. “Finland has decided to join forward deterrence,” the two countries said. “A nuclear steering group will be set up in the coming months...