Steven Pifer's book tells a story of deferred decision making and geopolitical collision.

The president may not stumble into a nuclear war, but he's setting the stage for a new era of proliferation.

Far from being an isolationist, the president is one of the country's most hawkish in modern history.

Catalonia wants independence from Spain, but modern history is littered with cautionary tales about the dangers of partition.

Why there are no good options for a secretary of state under Trump.

The party has been divided on foreign policy since Vietnam, but Trump's reckless stance on North Korea presents an opportunity to come together.

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

Progressive activists are preparing for the worst, but the party has been largely silent. Bernie Sanders is hoping to fill that void later this week.

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.

When will the Democratic Party stop treating veterans like tokens?

His threats against North Korea expose the many dangers of the White House's post-9/11 powers. Here's what Congress must do.

The standoff on the Korean Peninsula is tense, but stable—unless the American president disrupts it.

As the country descends into dictatorship, who will stop Nicolás Maduro?