Much has been made in recent months of Iran’s role in Iraqi politics, particularly in the heavily Shiite southern provinces. Some Sunni Arab leaders have accused Iraq’s Shiite leadership of being dir…

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 worst oil spill in U.S. history, still growing in the Gulf of Mexico, has intensified debate about alternative fuel options. Here, four experts discuss how to reduce U.S. oil consumption.

What’s in store next year for the global economy? Five experts weigh in on the challenges facing the eurozone, the fragility of emerging markets, and the prospects for clean energy.

Experts weigh in on what happened to Obama’s Asia "pivot" in 2013, and give their projections of what 2014 will bring for regional policy.