UPDATE 1-Britain ready to force sale of oligarch Fridman's N.Sea assets -PM spokesman
March 05, 2015 at 06:55 AM EST
LONDON, March 5 (Reuters) - Britain is ready to force the sale of Russian oligarch Mikhail Fridman's recently acquired North Sea energy assets unless it receives unspecified assurances within the next week, Prime Minister David Cameron's spokesman said on Thursday.