Islamic State of Iraq and Syria - ISIS

To avoid an airstrike, the Russians could be told where the additional 250 SpecOps troops ordered into Syria will be based.

U.S. Special Forces troops in Syria who showed up in photos wearing the arm patches of a rebel group regarded as terrorists...

A Navy SEAL killed in May in a gunfight with Islamic State militants in northern Iraq had already earned the Silver Star.

The captured computer data was taken recently out of an area in Syria considered the center of foreign fighters for ISIS.

The U.S. will continue to back a Kurdish group in Syria that Turkey has vowed to wipe out, the head of U.S. Central Command...

Iraqi forces have the equipment and training they need and are in "final rehearsal" to retake Mosul, a coalition general said...

Baghdadi put out his message in an effort to boost the morale of militants who realize they're on the losing side, the U.S...

U.S. advisers have been operating with Iraqi forces inside Mosul on the front lines of the drive to oust ISIS from the city.

Top military brass want to isolate groups in Iraq and Syria until they're weak enough that local authorities can keep them at...

The ISIS threat to the U.S. and its allies will persist for years after the fall of Mosul and Raqqa, an Army general said.