"Fun true fact: North Korea previously pledged denuclearization in 1985"
Given the treatment North Korea received at the hands of U.S. bombers, it is HARDLY SURPRISING that they are hesitant to take them at thrir word - not a particular "fun fact"

Can't blue clickie this one but it confirms above:
https://www.irishtimes.com/news/world/asia-pacific/unknown-to-most-americans-the-us-totally-destroyed-north-korea-once-before-1.3227633
Jim Carroll