A major rift has emerged within the Pentagon over Ukraine policy, with Undersecretary of Defense Elbridge Colby reportedly being the driving force behind the recent, abrupt halt in arms shipments to ...

The suspected agents are believed to have shot and killed Colonel Ivan Voronych of the Ukrainian security service on Thursday.

A four-day test in the Alaska wilderness shows how far the U.S. military and American drone companies lag behind China in the technology.

Unmanned vehicles dominate the battlefield in Ukraine—laying mines, delivering ammunition and medication, even evacuating ...

So while our adversaries have produced millions of cheap drones before us, we were mired in bureaucratic red tape, not anymore.” ...

A soldier who defected from Russia's notorious mercenary army has slammed military leaders who left troops to "rot in the ...