Special Operations Forces of Ukraine struck the Ryazan Refinery in a joint operation with the Unmanned Systems Forces and other components of Ukraine's defence forces on the night of 14-15 May.

Ukraine's military reportedly launched a large-scale drone attack overnight on May 15, striking Russian military and energy infrastructure in multiple regions of Russia, Russian…

Overnight drone attacks hit the Ryazan oil refinery in Russia, causing explosions, a large fire and injuries. Airports in several Russian cities also faced disruptions.