Editorial : It is unacceptable that Russia, in the conduct of its war in Ukraine, has yet again violated another nation’s sovereignty. After the drone strike on a residential tower block in Romania, the response must be more than the usual summoning of ambassadors Sign up for our free Voices newsletter for expert opinion and columns Sign up for our free weekly Voices newsletter for expert opinion and columns Sign up to our free weekly Voices newsletter Email * SIGN UP I would like to be emailed