Ukraine claims to have attacked multiple targets including Russian oil refineries, radar stations, and more.

On June 21, Jinshi Data reported that the Ukrainian Armed Forces General Staff announced that on the evening of the 20th, the Ukrainian Armed Forces and the Ukrainian Security Service attacked a Russian military fuel depot in the Tambov region of Russia and the Enemskaya oil depot in the Adygea Republic of Russia, causing damage to the Russian military fuel depot, and the Enemskaya oil depot exploded and caught fire. In the early morning of the 21st, Ukrainian military drones attacked refineries in Krasnodar and Astrakhan in Russia. In addition, Ukrainian military drones also attacked Russian radar stations and radio electronic intelligence centers in the Bryansk and Crimea regions.