The upcoming decision on a new foreign policy chief offers the EU a chance to mount a vigorous response to the threats posed by conflicts in Ukraine and the Mideast, says expert Sir Michael Leigh.

The victory of President Hugo Chávez raises questions about the country’s future trajectory. Expert Jennifer McCoy details the post-election political landscape.

China seems poised to surpass the United States in leading clean energy innovation and climate change response, but Beijing faces internal challenges to energy reform.

MORTON H. HALPERIN has been on both sides of the fence. Now a senior fellow at the Council on Foreign Relations, Halperin worked for the Defense Department during the Vietnam War. And for 21 months d…