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

The prisoner swap–involving at least six countries and two dozen prisoners–was the result of months of secret diplomacy that entailed close coordination among the U.S. and some European allies ...

conducting the biggest reconstruction of America’s anti-submarine spy program since the end of the Cold War. The revival of the multibillion-dollar effort, known as the Integrated Undersea ...

Throughout the Cold War's iciest decades, the top-secret Parcae project ... Since its inception in 1961, the NRO has been at the helm of the United States spy satellite operations, overseeing several ...