On the day Vladimir Putin declared electoral victory, Ukraine answered not with words but with over a thousand drones aimed at the Russian capital — the largest such assault of the war. A Moscow oil refinery fell silent by morning, its output halted, its stillness a rebuttal to any claim that the conflict was winding down. The strike marks a threshold moment: a smaller nation demonstrating that geography and air defense are not the same as sanctuary, and that economic infrastructure, long considered a background condition of war, has become a front line of its own.