"Last night, from 21:00 [18:00 GMT] on May 6 to 07:00 [04:00 GMT] on May 7, air defence systems on duty intercepted and destroyed 347 Ukrainian fixed-wing unmanned aerial vehicles," the ministry said.
It said drones were shot down over the Belgorod, Bryansk, Volgograd, Voronezh, Kaluga, Kursk, Lipetsk, Novgorod, Oryol, Penza, Rostov, Ryazan, Smolensk, Tambov, Tver, and Tula regions, Moscow and the Moscow Region, the Krasnodar Territory, Adygea, Kalmykia, Crimea, as well as over the Azov, Caspian, and Black Seas.