Ukrainian forces described a different kind of enemy, fighting with unfamiliar tactics and little option to retreat.

Discover the world’s most powerful spy agencies, including CIA, MI6, Mossad, and more, and explore their covert operations ...

North Korea's ever tightening embrace of Russia is one critical issue facing the incoming Trump administration.

The Budapest Memorandum of December 1994 provided security assurances to Ukraine for giving up their nuclear weapons.

Incoming President Donald Trump's nominee for Central Intelligence Agency (CIA) director assessed Wednesday that North Korea ...

John Ratcliffe, Donald Trump's pick to lead the CIA, told members of the Senate that loyalty to Trump would not conflict with ...

The director of the CIA is responsible for overseeing the agency’s clandestine operations and advising the president on ...

Separately, Ukraine revealed more details about the first two North Korean soldiers it has captured alive and said it was ...

While South Korea experiences historic domestic political turmoil, Kim Jong Un and his regime continue to threaten peace and ...

The uneasy truce between nuclear-armed North Korea and US-allied South Korea remains one of the most vexing security concerns ...

The volatile climate is further complicated by South Korea’s belligerent northern neighbor. North Korea launched a ballistic missile into the Sea of Japan on Monday, according to South Korean ...