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.

Experts forecast the five most consequential trends in 2012, following a year in which the global economy struggled amid high unemployment and mounting debt crises.

On the twentieth anniversary of China’s Tiananmen Square crackdown, six experts reflect on the country’s trajectory since then. Many note China’s breathtaking economic growth as well as mounting stra…

A group of experts advises everything from joint Afghan-Pakistani-NATO border patrols to more efficient reconstruction aid to help secure Afghanistan, as it marks a violent fifth year since the fall …

Six experts weigh in on the contagion threat of the European debt crisis and the potential impact on the U.S. economy.