In the third year of a war that has already reshaped the map of Europe, Russia is pressing its weight against the fortified cities of Ukraine's Donbas — Dobropillya, Kostiantynivka, Chervone — places that are not merely military positions but the symbolic and logistical spine of Ukrainian resistance in the east. The momentum that once seemed to favor Ukrainian stabilization is visibly shifting, as Russian forces demonstrate a grim capacity to absorb losses and sustain pressure across multiple fronts simultaneously. What unfolds in these fortress cities in the weeks ahead will not only determin