He campaigned with a lot of swagger. But his first nine months in office have been defined by indecision, vacillation, and a reluctance to call shots.

Bernie Sanders's speech at Westminster College was an attempt to break through the calcified ideologies of the national security establishment.

Despite Trump's campaign rhetoric, his hawkish stance increasingly resembles Hillary Clinton's—and it's stirring fears of a major war.

He heaped praise on one of the most repressive regimes in the world and dismissed the democratic aspirations of the Muslim masses.

He faces numerous possible pitfalls in his first official trip to the region—as well as opportunities.

Laura Secor's new book traces the embattled history of the Islamic Left in Iran.