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

Newly declassified intelligence files explain a Cold War incident involving unexplained phenoma, with humaoids and UFOs, that ...

For the North Vietnamese, the S-75 was more than a weapon—it was a symbol of their ability to adapt and resist despite ...

Ukrainian officials claim it’s just one instance of Russia’s widespread disregard for the rules of engagement, killing surrendered soldiers and prisoners of war. Under international law ...