No, really: Does anyone know what the agreement Trump just signed in Singapore is supposed to mean?

The president's meeting with Kim Jong Un could go more like Eisenhower with Khrushchev—which wouldn't be good.

As Donald Trump prepares for his summit with North Korean leader Kim Jong Un, his former ambassadorial nominee has some advice.

As Donald Trump plays chicken with North Korea, it's worth remembering that this is also a business. Some profit; others suffer.

This is probably not the end of North Korea nuclear talks.

The world that 1968 ushered in is a far cry from the one activists imagined.

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

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

North Korea's announcement that it will be shutting down its nuclear tests is great news. But there's one giant caveat here.

In one of the most daring diplomatic moves in decades, the president seeks his own Nixon-to-China moment. This one might not go so well.

What happens when the president goes to war with his own spies?

North Korea won't denuclearize, but the chances of a massively lethal calamity will drop.

Trump's policy ideas are often more sensible than his party's, but he lacks the expertise and support to implement them.