the gulf state 's constellation hotels bought the 64 per cent stake in hotel company coroin - which owns five-star offerings claridge 's , the berkeley and the connaught - from billionaire brothers sir david and sir frederick barclay .
it is not known how much the deal is worth , but some have reported it could be as much as £ 1.6 billion that the hotels are the latest in an impressive list of high-profile acquisitions for the country .