British secret intelligence did not tell Queen Elizabeth II that her royal art adviser confessed to spying for the Soviet Union for almost a decade, according to newly released documents. The revelations come from a large tranche of documents made public by British intelligence service MI5 on Tuesday.

Nevertheless, Putin’s New Year’s message remained upbeat. He looked ahead to the upcoming 80th anniversary of the Soviet Union’s victory over Germany in World War II, assuring the nation of its strength.

On November 3rd, 1957, the Soviet Union made history by launching the first living creature into Earth’s orbit: not a human, but a dog. This journey aboard the Soviet spacecraft, Sputnik 2, marked a monumental milestone in space exploration, yet it came at a profound cost.

The British secret service has declassified new documents about the famous spy who ended up fleeing to Moscow, where he died alone and drunk 25 years later

In the early 1950s, the United States faced a critical intelligence challenge in its burgeoning competition with the Soviet Union. Outdated German reconnaissance photos from World War II could no longer provide sufficient intelligence about Soviet military capabilities,

Grunewald significantly enhances understandings of the fate of Germans captured by the Soviet Union during World War II.

The loose arrangement of hostile powers could pose a series of conundrums for President-elect Donald Trump’s pick for secretary of state.

That photo landed on the cover of SI on March 3, 1980, the definitive image of the definitive sporting moment for Americans of the 20th century — the United States hockey team’s celebration after its improbable victory over the Soviet Union at the Lake Placid Olympics.

Top secret MI5 files detailing first-hand accounts of confessions of three of Britain's most notorious double agents including Kim Philby and Anthony Blunt who spied for the Soviet Union were released for the first time on Tuesday.

Yet, everything suggests that Russia is in a tight economic situation, which is likely to lead to minimal growth in 2025. In their classical article in Novy Mir in 1987, the two Soviet economists Vasily Selyunin and Grigory Khanin showed that the Soviet Union exaggerated its economic growth by about 3 percentage points each year by doctoring the

Some space conspiracy theories just won't go away.

On January 21, 2017, the day after his inauguration, U.S. President Donald Trump visited Central Intelligence Agency Headquarters in Langley, Virginia. It was one of his first official actions as president and an opportunity to reset relations with the intelligence community.