The growing risk of a Russian attack led Danish officials to urge citizens on Saturday to stockpile water, food and other supplies — including iodine pills in case of a nuclear emergency. “The reality is that Denmark and our allies are threatened by hybrid war,” Defense Minister Troels Lund Poulsen said during a speech in the town of Allinge. “Each of us should prepare for the fact that, for a short period, we may be without access to electricity or water, or be unable to buy basic necessities.” The warning came after Denmark recently raised its threat alert for destructive cyberattacks agains…