Even if it emerges victorious in Ukraine, Russia can still sow the seeds of a future war of expansion in Kazakhstan and Central Asia.

Even at the height of their Cold War nuclear rivalry, the United States and the Soviet Union thrashed out a series of ...

The former counterintelligence officer, who was serving a life sentence without the possibility of parole, died Jan. 5. He ...

One of the most notorious spies in U.S. history, Aldrich Ames, died on Tuesday at the age of 84. As a CIA officer, Ames sold highly classified secrets to the Soviet Union starting in the mid 1980s.

Aldrich Ames, a former CIA agent who was convicted of spying for the Soviet Union and later Russia, has died, reports CBS ...

Ames, who betrayed Western intelligence assets to the Soviet Union and Russia in one of the most damaging intelligence breaches in U.S. history, has died in a Maryland prison.

A Russian freelance journalist has been found dead outside his Paris apartment after plunging from a seventh floor window.

Greenland’s position above the Arctic Circle makes the world’s largest island a key part of security strategy.

Though Moscow may have lost a foothold in South America, the U.S. intervention in Venezuela is a net gain for Russia. The ...

The U.S. military operation in Venezuela can be seen as both a benefit and a burden for Russian President Vladimir Putin.