The crisis in Ukraine has not thus far diverted international diplomatic efforts toward a lasting deal on Tehran’s controversial nuclear program, says expert Barbara Slavin.

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

A deal to tame Iran’s nuclear program is within sight, but a number of potential pitfalls, including an untimely increase in U.S. sanctions, could derail diplomacy, says expert Suzanne Maloney.

In their first White House meeting on Tuesday, Presidents Obama and Park will likely seek to reassert the long-standing security and economic relationship between the United States and South Korea, s…

In an interview with CFR.org, Middle East expert Marina Ottaway discusses the political dynamics behind the struggle for power in Egypt between Islamist and secular parties.