The eurozone crisis has consequences far beyond the continent’s economic performance, such as the EU’s ability to forge coherent defense and foreign policy.

An increase in terror incidents involving Islamic radicals who are U.S. citizens is vexing law enforcement officials and posing new questions about the roots of their radicalization.

The G20 meetings in Toronto will be marked by competing agendas on global growth and financial regulations. This Backgrounder looks at the range of policy concerns.

The UN conference on climate change that begins December 7 in Copenhagen is supposed to produce new targets for emissions reductions, but experts say major countries are at odds on the ultimate goal …

Venezuela is trying to develop new markets for its oil at a time of increasing friction with its main customer, the United States. But a significant short-term shift in oil relations between Venezuel…