ENLARGE A natural gas line runs through the countryside near Donetsk, Ukraine. Kiev started to diversify away from its eastern neighbor as tensions between the countries escalated last spring. Photo: Agence France-Presse/Getty Images KIEV, Ukraine—Ukraine will temporarily stop buying natural gas from Russia on April 1 as the current interim deal expires , the country’s energy minister said on Monday, citing high prices. Kiev, which is heavily reliant on Russian gas, started to diversify away from its eastern neighbor as tensions between the countries escalated last spring, seeking independence from Russian gas shipments in three to four years. Currently “there’s no reason to buy [Russian gas] at a higher price than we can buy from Europe, so I think we’ll just stop buying it,” Ukraine’s Energy Minister Volodymyr Demchyshyn told a briefing in Kiev. In October, Ukraine and Russia struck a temporary deal to ensure uninterrupted transit of Russian […]