As NATO’s mission continues to redefine itself, four experts discuss what the alliance can do to remain relevant as a force for international peace and security.

Upcoming negotiations are shadowed by Iran’s increasing uranium enrichment capabilities. Four nonproliferation experts provide a path for resolving the intensifying nuclear dispute.

Prices at the pump are emerging as a significant U.S. election issue. Five experts offer a range of policy options, from lowering regulations to encouraging less consumption.

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.

Did President Obama’s troop drawdown plan for Afghanistan undercut the campaign against the Taliban or was it too limited to meet U.S. goals? CFR President Richard N. Haass and Senior Fellow Max Boot…