NATO's challenges coming "quickly and with complexities"
U.S. defense chief heads for key meetings on future of trans-Atlantic alliance and how to fight ISIS, as NATO tries to "adapt itself"
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U.S. defense chief heads for key meetings on future of trans-Atlantic alliance and how to fight ISIS, as NATO tries to "adapt itself"
Iraqi woman was charged for her role in a conspiracy that resulted in the death of Kayla Mueller in February 2015
Country faces mounting pressure to re-open its border to tens of thousands of more Syrians, when an estimated 2.5 million are already there
Spokesman for Iraq's prime minister says that the wall is "not politically motivated" or aimed at "achieving demographic change"
While the number of ISIS fighters in Iraq and Syria is decreasing, the estimate is doubling in Libya
Tareena Shakil says she only wanted to live under Islamic law, not support terrorists as she brought 1-year-old son to live in Syria
U.S. presses need to deny extremist group another "false caliphate with access to billions of dollars," but nobody seems ready to act
ISIS has claimed responsibility for the bombings in a predominantly Shiite suburb south of the Syrian capital of Damascus
Overtime win over Qatar sends the Lions of Mesopotamia to Olympics, and thousands into streets to let off celebratory gunfire
Domestic intelligence agency says, "the security situation is serious," as ISIS fighters return home
More of the horror done by ISIS militants revealed in Iraqi city of Ramadi, where ISIS was recently driven out
New 17-minute clip shows nine now-dead attackers beheading prisoners, shooting captives and planning the slaughter in the French capital
Naji Jerf, a Syrian activist whose films showed life under ISIS rule, was shot dead in broad daylight last month in Turkey
Before it was razed, partially restored, 27,000-square-foot stone and mortar monastery stood like a fortress over northern Iraqi city
Group which tracks terrorist activity says ISIS published a "eulogizing profile" Tuesday of Mohammed Emwazi in its English-language magazine
Report from United Nations mission in Iraq and its human rights agency also gives staggering civilian death toll in war-torn nation
Rights group corroborates parts of government's account of extremists' slaughter of hundreds and alleged kidnapping of hundreds more in Deir el-Zour
Pentagon has relaxed its zero-tolerance for civilian deaths in the bombing campaign against extremists in Syria and Iraq
Attack in Jakarta killed two and wounded at least 26 people; ISIS has claimed responsibility for the blasts
Most of the dead were attackers in apparent ISIS plot targeting Starbucks in nation that had been warned to brace for terrorist activity
Defense Secretary Ash Carter describes operations to troops who will soon deploy to Iraq
Omar Al Hardan, who came to the U.S. in 2009 as an Iraqi refugee, is accused of providing support to the terror group ISIS
Critics say arrests of two men with ties to Islamic militants reinforces why refugees fleeing Middle East should not be allowed into U.S.
In recent years, attacks inspired and executed by ISIS have become all too common in countless parts of the world; these were some of the most devastating
White House is dispatching top national security officials to Silicon Valley to seek the tech industry's help in disrupting ISIS