Talks on Russian gas supplies to Ukraine have failed to reach an agreement on future supplies. The two countries have fought several gas price wars in past years, and gas disputes exacerbated after Russia's annexation of Ukraine's Crimean Peninsula in 2014 and a pro-Russian insurgency in eastern Ukraine.
Ukraine's Energy Challenge
Associated Press: Russia fails to clinch deal on gas supplies to Ukraine
Gas metering station \"Uzhgorod\" is seen near the Chaslivci village, not far from western Ukrainian city of Uzhgorod, Zakarpattia Oblast on May 27.
