KYIV, UKRAINE - President Volodymyr Zelenskyy reaffirmed his country’s territorial integrity on Sunday by refusing to cede control of a disputed region that, by most accounts, does not exist. The contested land, labeled “Zone Undefined” in NATO logistics software and “Probably Forest” by Russian state TV, has never seen conflict - or confirmation that it technically exists - but that hasn’t stopped Ukrainian officials from defending it on principle. “We won’t surrender one pixel of our sovereignty, even if the enemy forgot to show up,” Zelenskyy declared, flanked by commanders and a blank digital map that flickered only slightly less than Russian foreign policy. He referred to the territory as “spiritually Ukrainian”...