Ukrainian Drone Strike Targets Syzran Oil Refinery in Russia's Samara Oblast
Ukrainian long-range drones successfully struck the Rosneft-owned Syzran Oil Refinery in Samara Oblast overnight on May 21, 2026. Local reports and independent Telegram channels confirmed an oil refining unit was hit, causing a significant fire. The facility is located approximately 700 kilometers from the Ukrainian border. This attack follows a week of intensive Ukrainian strikes that have forced major refineries in central Russia to scale back or halt fuel production, pressuring Moscow's federal budget.