A declassified Cold War-era file from the CIA has gone viral over its coverage of a supposed clash between Soviet soldiers ...

Declassified CIA files reveal Cold War-era Soviet UFO incident where aliens allegedly turned soldiers into stone.

Oleg Gordievsky, a high-ranking KGB officer who spied for the West during the height of the Cold War, has died in England at the age of 86.

Historians consider Oleg Gordievsky, the most senior Soviet spy to defect during the Cold War, one of the era’s most important informants.

whose ascent to power helped bring the Cold War to a close. But in 1985, just as he had been appointed to the key post of head of the KGB residency in London, he came under suspicion as a British spy.

For more than a decade, as Cold War tensions threatened to escalate into all-out war, senior KGB officer Oleg Gordievsky passed intelligence to the British spy agency MI6, sharing secrets that ...

LONDON — Oleg Gordievsky, a Soviet KGB officer who helped change the course of the Cold War by covertly passing secrets to Britain, has died. He was 86. Gordievsky died March 4 in England ...