Just 27 kilometres away from its border with China, North Korea has a secret missile base in Singpung. This facility, which is larger than New York’s John F Kennedy International Airport, is rumoured to house six to nine of the country’s most advanced intercontinental ballistic missiles.

South Korean President Lee Jae Myung wants to resume dialogue with North Korea, laying out a three-step plan he hopes will convince Pyongyang to first walk back—and eventually abandon—its nuclear weapons program.