What North and South Korea have already given up

Kim Jong-un and Moon Jae-in walk down a blue bridge.
Kim Jong-un and Moon Jae-in. Photo: Inter Korean Press Corp/NurPhoto via Getty Images

A face-to-face meeting between North Korea’s Kim Jong-un and South Korea’s Moon Jae-in has been the centerpiece of a process in which the countries have exchanged concessions and promises in order to lay the ground work for a potential peace deal.

The big picture: Diplomacy with North Korea has failed several times before, and we're a long way from any denuclearization deal. But from stopping propaganda broadcasts to getting on to the same time zone, concrete steps have already been taken.