The South Korean president's careful approach to rapprochement with the North set the stage for a possible breakthrough on the Korean peninsula.
Since the Korean War, U.S. troops have helped South Korea with military training and planning. Our Speed Read describes the regular joint exercises designed to deter North Korean aggression.
After decades of deadly enmity, Libya and the West made a major breakthrough on weapons of mass destruction. How?
You have to walk before you can run, and baby steps are the best way forward in Korea.
Donald Trump has always traded on his image as a master dealmaker – but many deals have been done with North Korea before.
There was much that was agreed to at the Korean summit - but still a lot yet to be worked out. The will now shift to the hotly-anticipated meeting between Donald Trump and Kim Jong-un.
The astonishing sight of two Korean leaders crossing the border that divides them is just a first step.
Politics podcast: Robert Kelly on the Korean summits.
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Professor Robert Kelly is pessimistic about how much the upcoming Korean summits will achieve this Friday.
The end of denuclearisation politics has opened new possibilities for the direction of the Korean Peninsula, but the tensions of 2017 remind us of the possibility of disaster.
"What's Going On" remains relevant today. Even now its plaintive lyrics speak eloquently about a post-9/11 world that's upside down.
Kim Jong-un's surprise recent visit to Beijing and Xi Jinping was an awkward get-together that didn't address the elephant in the room -- Kim's possible face-to-face meeting soon with Donald Trump.
The goal of the summit should not be the nuclear disarmament of North Korea.
A former US Department of Defense and State Department official explains why a hard-line approach on North Korea will likely fail, as it did with Iran.
It is not yet midnight, but as the crisis deepens, the diplomatic and military options get more and more complex. And the possibility of war with North Korea is now very real.
A scholar who has profiled leaders like Saddam Hussein and Vladimir Putin says there is a method to understanding the madness.
Thanks to South Korea, there is a chance for peace with North Korea. Whether the Trump administration can take it is another matter.
A year ago, productive north-south talks seemed inconceivable – but with the US tripping over its own feet, things are changing.
North Korea clearly understands that going straight into high-level negotiations isn't always the way to make a breakthrough.
The International Olympic Committee has banished dopers from the Winter Games. Shame it hasn't treated North Korea, a noted human rights violator, with the same resolve.
Kim Jong-un's favourite act won hearts and minds when they performed on day one of the Winter Olympics.