Russia’s international reserves fell to the lowest in almost six years as the weakening euro caused a currency revaluation and the central bank intervened to stem the ruble’s depreciation. The value of the stockpile, which includes the central bank’s holdings and two sovereign wealth funds, declined $9.25 billion in January to $376.2 billion, the Bank of Russia said Friday on its website. That compares with a $33.4 billion plunge in December, when the central bank tried to arrest the ruble’s slump to record lows. Russia sold $2.3 billion in market interventions last month, according to central bank data. Policy makers have relied on their reserves to mount a defense of the ruble after it went into a tailspin in December. While President Vladimir Putin said Russia won’t “mindlessly burn up” reserves to defend its currency, the central bank spent about $88 billion of reserves on interventions last […]