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

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.

Two decades after India tested its nuclear weapons, the country still isn't in a position to do what the United States wants from it: help counter China.

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

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.

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

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

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

Parsing "two minutes to midnight"

How Trump is increasing the risk of nuclear war

A summit in North Korea could offer the president a solution to the current crisis—really.