Putin Threatens NATO with 'All Weapons' Over Kaliningrad; Drones Hit Kyiv School, Nuclear Facility

Putin escalates rhetoric, threatening use of all weapons if NATO threatens Kaliningrad, marking a sharp escalation in nuclear signaling. Concurrently, drones struck a school and nuclear research facility in Kyiv, and Russia expelled Hungarian diplomats, indicating a multi-front confrontation. The threat is unverified but consistent with recent Russian nuclear saber-rattling; the strikes and expulsions are confirmed by Ukrainian and Hungarian sources respectively.