Though a full deal with Iran appears remote, U.S. allies in the Middle East remain concerned about a continuation of negotiations that could lead to a nuclear-powered Iran, says expert Suzanne Malone…

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.

Will the extension of Iran’s nuclear talks lead to a deal? Expert Robert Litwak says it depends on whether the Iranian regime is prepared to bear the political costs of concessions on uranium enrichm…

The prospects for a comprehensive nuclear deal with Iran before a looming deadline look promising, but the United States and its negotiating partners still must clear major obstacles, says expert Suz…

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.

The situation in Ukraine will continue to unravel unless Russia comes to planned diplomatic talks in Geneva this week with options for defusing the crisis, says expert Steven Pifer.

At a crucial moment for Ukraine and its economic viability, the EU and United States should join efforts with Russia to try to stabilize the country, says veteran journalist Serge Schmemann.

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.

The drawn-out talks between Iran and the P5 +1 nations over Iran’s nuclear program are expected to resume after the U.S. presidential elections, says veteran arms control expert Daryl Kimball.