Ukraine raised the stakes in a dispute with Russia over gas supplies on Tuesday, saying Russian state-controlled company Gazprom GAZP.MM owed Kyiv natural gas worth around $1 billion which it had "stolen" when Moscow annexed Crimea.
Ukraine raised the stakes in a dispute with Russia over gas supplies on Tuesday, saying Russian state-controlled company Gazprom GAZP.MM owed Kyiv natural gas worth around $1 billion which it had "stolen" when Moscow annexed Crimea.