Amazing secret papers reveal how late Queen was kept in dark for 10 years about Russian spy infiltrating royal household

QUEEN Elizabeth II was kept in the dark for a decade about a Russian spy who infiltrated her household and was one of her most senior advisers, according to newly released MI5 files.

In 1964, Sir Anthony Blunt, the surveyor of the late Queen’s pictures and distinguished art historian, finally confessed he had been a Soviet agent since the 1930s.