Since the beginning of the year, Ukrainian drones have struck at least 16 Russian oil refineries, leading to reduced refining capacity, lower exports of petroleum products, and additional pressure on Russia’s oil revenues. — Ukrinform.

Russia’s Perm oil refinery has completely halted processing after a Ukrainian drone attack on May 7 caused a fire and damaged equipment, two industry

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…