The new round of strikes follows the deadly December ambush that killed two U.S. soldiers and one American civilian ...

A Russian official said Moscow is ready to respond with military measures if the United States deploys its missile defense ...

The New Start treaty has limited the number of deployed strategic nuclear warheads for both countries.

END OF AN ERA: ‘IF IT EXPIRES, IT EXPIRES’: As of tomorrow, there will be no constraints on what the U.S. and Russia can do ...

The Autonomous Decontamination System, or ADS, would scrub vehicles, critical infrastructure and key terrain while allowing ...

Defense Secretary Pete Hegseth warned Thursday that the U.S. military “will be prepared to deliver whatever the president ...

President Donald Trump said Iran is negotiating “seriously" with the U.S. as he keeps military options on the table and ...

Trump's new National Defense strategy positions Israel as a "model ally" in Middle East doctrine, fundamentally reshaping U.S ...

The remarks follow reports this week that members of Maduro's guard team experienced bleeding from a mysterious weapon.

In the sienna-colored curves of Pakistan’s Hindu Kush mountains, one of the most rugged and lawless regions in the world, a cavernous, grooved crater gouged out from a hillside shines in the winter ...

A nuclear treaty first signed in 2010 is expiring this week. If it's not replaced, experts say a global arms race could be in ...

Iran and the United States said Wednesday they were going ahead with nuclear talks in Oman later this week, even as President ...