This week’s nuclear talks ended without resolving the issue of uranium enrichment, leaving Iran to potentially face tougher sanctions, says CFR’s Ray Takeyh.

An interim nuclear accord between Iran and world powers is still within reach despite lingering disagreements over details, says expert Barbara Slavin.

CFR’s Michael Levi says the Obama administration faces tough negotiations on a global climate change agreement at the December Copenhagen meeting without clear support from Congress. But he says Obam…

President Barack Obama’s week of summitry indicates that, increasingly, the most vexing global problems are unlikely to be solved by treaties, says CFR President Richard N. Haass. An informal approac…

The U.S. debt ceiling and deficit debate has led to challenges on foreign aid spending, but while aid could be leaner and more effective, CFR’s Stewart Patrick argues Congress should look to consolid…