Ukraine’s central bank reported foreign-currency reserves at their lowest for almost a decade, underscoring the country’s precarious financial state as the Group of Seven considers a new multibillion-dollar rescue package.

The slide to just under $10 billion adds to the pressure on Ukraine’s newly appointed government, already grappling with Russian-backed separatists in two eastern regions as well as withering economic output and a coal shortage that contributed to rolling blackouts this past week.

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