Russia launched more than 800 drones against Ukraine since midnight on Wednesday [1].

This surge in aerial activity represents a significant escalation in the scale of drone warfare, targeting critical urban centers and infrastructure across the country. The attacks hit Ukraine's two largest cities, marking a concentrated effort to disrupt civilian and military operations [2].

President Volodymyr Zelenskyy said the volume of the strike began in the early hours of May 13, 2026 [1]. The barrage is part of a wider campaign involving both drones and missiles. These strikes have targeted multiple regions, forcing air defense systems to operate at maximum capacity to intercept the incoming threats [2].

Military analysts said there is a shift in Russian tactics regarding the timing of these assaults. Starting in March 2026, Russia transitioned from primarily night-time strikes to incorporating daytime assaults [1]. This change in operational patterns complicates the efforts of Ukrainian forces to monitor and neutralize drone swarms during daylight hours.

The sheer number of drones deployed, over 800 in a single day [1], indicates an increased production capacity and a strategy of saturation. By launching such a high volume of unmanned aircraft, the Russian military aims to overwhelm air defenses and identify gaps in the defensive perimeter [2].

Ukrainian officials continue to monitor the impact on urban areas. While specific casualty figures were not detailed in the initial reports, the focus remains on the two largest cities where the strikes were most concentrated [2].

Russia launched more than 800 drones against Ukraine since midnight on Wednesday

The transition to daytime assaults and the deployment of over 800 drones in a single window suggest a Russian strategy of attrition. By utilizing saturation tactics, Russia is attempting to deplete Ukraine's stockpile of air defense interceptors and test the endurance of its radar systems. This shift indicates a move toward more persistent, around-the-clock pressure on Ukrainian urban centers.