President Volodymyr Zelenskyy has confirmed that Ukrainian forces used long-range drones to carry out strikes on a Russian oil refinery located 700 km from the Ukrainian border on the night of 21-22 May.

Ukrainian drones have struck another Russian refinery, igniting a fire and producing massive black smoke

President Volodymyr Zelensky released a video showing the strike on the Syzran Oil Refinery, noting that the facility is located more than 800 km from the border. — Ukrinform.