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 United States should cripple the Syrian government’s ability to kill masses of its own people and openly intensify its support to opposition forces, says expert Frederic C. Hof.

The U.S. Central Command’s communication director says countering militant messages in Afghanistan and Pakistan will require being "first with the truth" and empowering indigenous voices.

Without diplomatic progress over the next several weeks, world powers and Iran may squander their best opportunity for a comprehensive nuclear agreement, says expert Daryl G. Kimball.

Fifty years after JFK’s inaugural, presidential historian Robert Dallek observes that Kennedy remains the most popular American president even though his days in office didn’t yield many domestic suc…