The Islamic State is staging a resurgence in parts of Syria and Iraq, with fighters regrouping in cities and testing weakened ...

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The U.S. has withdrawn troops from two bases in northeastern Syria, leading to concerns over a resurgence of ISIS. The Syrian ...

The head of the Islamic State in Iraq and Syria has been ... security that could allow the group to stage a resurgence. The U.S. and Iraq announced an agreement last year to wind down the military ...

The relationship between Iraq and Syria is somewhat fraught ... come at a time when Iraqi officials are anxious about an Islamic State resurgence in the wake of the fall of Assad in Syria.

Islamic State has been attempting just that, according to more than 20 sources, including security and political officials from Syria, Iraq ... to help prevent an IS resurgence as the U.S ...