Ukraine has struck a Russian oil refinery in the city of Ufa, more than 1,300 km (800 miles) from the frontline for the second time, President Volodymyr

Ukraine says its long-range drones struck two major Russian oil refineries overnight, including the Slavyansk refinery in Krasnodar, as Kyiv intensifies attacks on Russia’s energy…

Ukraine said it struck a pair of Russian oil refineries far behind the front lines on Sunday as President Vladimir Putin vowed to ramp up defenses.