Trump's withdrawal from Syria is consistent with his predecessors' treatment of the ethnic minority as a geopolitical pawn.

His dim tweets and rash threats have pinned the U.S. in a corner with Tehran.

Lessons from a 2016 naval crisis that could have sunk the nuclear deal and opened a conflict, but didn’t.

As tensions rise, an unprecedented military briefing by a hawkish secretary of state throws the chain of command into doubt.

Jim Mattis was supposed to restrain Trump. He failed.

They've been capitulating to Trump for two years now. The murder of journalist Jamal Khashoggi isn't likely to change that.

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.

The appointment of John Bolton as national security adviser makes it a lot more likely.

How modern women navigate Iran’s theocracy

Some believe that the president is so divorced from actual governance that his statements have limited consequences. But that isn't the case.

Enabled by a craven Congress, the president is undermining the Iran deal and risking an escalation that he's incapable of halting.

His rambling, incoherent speech to the U.N. General Assembly was proof that the president only has one audience in mind—and it isn't a global one.

Will Trump's bluster spark a war with Iran?

A new book attempts to portray the Shah of Iran as a frustrated democrat.

His ego is driving life-and-death decisions. The results could be disastrous.