Terrorism

ISIS is "dead set" on using chemical weapons in the defense of Mosul, a Pentagon spokesman said Monday.

The first U.S. service member was killed in fighting against the Islamic State in Syria.

In an interview set to air this week, Bill O'Reilly asks Trump why he respects Russian President Vladimir Putin.

The chairman of the Senate Armed Services Committee said he sees no need to send U.S. ground troops into Syria to recapture...

Cyber attacks that hit 12 countries across Europe and Asia Friday involved a leaked hacking tool from the NSA.

Top aides have told various news outlets that roughly 3,500 to 5,000 additional U.S. troops are needed in Afghanistan.

U.S. troops have in custody a U.S. citizen accused of fighting for ISIS in Syria.

The DoD disputed a report quoting NATO’s top official saying NATO troops might leave Afghanistan earlier than scheduled...

More than 800 National Guard members helped local law enforcement agencies to keep the route clear for runners as they hit...

British police and intelligence services are working to unravel a reported plot by ISIS terrorists to detonate a bomb at V-J...