What will it do to the many millions of Americans who still haven't recovered from the last one?

While autocrats take advantage of the president's foreign-policy chaos, America's oldest allies are paralyzed by division and dependency.

Trump is making clear that he only respects countries with the power to devastate the U.S.

Donald Trump’s decision to leave the Iranian nuclear deal continues a rich tradition of U.S. fecklessness.

One small step for Trump—and one giant blow to American diplomacy. The repercussions of reneging on the Iran deal may last for years.

Here's exactly what the U.S. loses as Trump scraps the Iran nuclear deal.

Trump and Netanyahu seem intent on kicking over the EU's carefully built international sandcastles. But can Europe play the long game?

The Israeli prime minister said the Iran deal "is based on lies.” Of course it is, says nuclear expert James Acton—but the U.S. knew that.

Don't congratulate the administration on avoiding Russian retaliation. The humanitarian crisis in Syria remains, and the real collision course here is between Israel and Iran.

A look back at what the administration has accomplished in the region in the past year

Under Obama, the U.S. handed over scores of damning historical documents to allies. But such outreach requires a deft, sensitive hand.

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.