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.

In his address to the nation on Tuesday, U.S. President Barack Obama laid out a strategy he says will turn the tides in the faltering Afghan war effort. Five experts analyze his approach.

On Friday, President Donald J. Trump will start a two week trip that includes visits to Japan, South Korea, China, Vietnam, and the Philippines. Recent resources from the Council on Foreign Relations…

Osama bin Laden’s death is a real and symbolic blow to al-Qaeda, and its stature in the Middle East is already diminished by the pro-democracy movements in the region, but the group remains lethal. S…

Reaching out to moderate elements within the Taliban as part of a U.S. war strategy in the Afghanistan-Pakistan region has been the subject of much debate in Washington. Six experts weigh in on the m…