The nuclear deal inked by Iran and major powers has implications not just for proliferation, but Middle Eastern security as well. Five experts weigh in on what the deal means for regional powers and …

As the U.S. military formally ends operations in Iraq, four top expert voices in the debate on the war differ over whether it merited the cost in blood, treasure, and U.S. credibility.

The threat posed by the al-Qaeda-Taliban relationship is a crucial element in U.S. strategic planning in Afghanistan. Four experts explore the changing nature of these sometimes murky ties.

U.S. drone strikes and "kill/capture" missions against al-Qaeda operatives, particularly in Pakistan and Yemen, have gained new attention and notoriety this spring. Four experts debate the legality a…

A Senate review of the CIA’s post-9/11 interrogation practices has rekindled the debate over U.S. counterterrorism. Karen Greenberg, Jack Devine, and Magnus Ranstorp weigh in on the findings.