A closer look at recently declassified MI5 files on the intelligence failure surrounding the five "Cambrdige spies" ...

“The release reveals new details in the cases of the Cambridge spies Kim Philby, Anthony Blunt and John Cairncross, including their confessions,” the government agency said. The Soviets ...

Philby and Blunt were, along with Guy Burgess, Donald Maclean and John Cairncross, part of the "Ring of Five" - former Cambridge University students who passed information to the Soviets from the ...

Philby and Blunt were, along with Guy Burgess, Donald Maclean and John Cairncross, part of the "Ring of Five" - former Cambridge University students who passed information to the Soviets from the ...