When North Korea showed interest in reunification with South Korea it seemed obvious that Kim Jong Un would not dismantle their nuclear missile program because once reunification took place then the country would have it's own nukes for national security.
When picturing reunification it would mean North Korea would be able to adapt the prosperity of the South. Therefore, a First World country would ultimately result and would rival it's neighbors, hence, the ambitions of Kim Jong Un would include not only being president of the North, but, also the South with a Korea that had it's own nuclear capacity.
With so many undisclosed nuclear sites, it seems obvious the North is not serious about reunification, otherwise, all this would have been openly apparent to the South and of course, it's allies.
January 22, 2019
By Thomas Maresca
Seoul — Researchers (click here) have discovered another secret ballistic missile base in North Korea, one of an estimated 20 that the communist state has not declared.
The base, called Sino-ri, was disclosed in a report released Monday by the Center for Strategic and International Studies (CSIS), a Washington D.C.-based think tank.
It is located 132 miles north of the demilitarized zone that divides North and South Korea and provides “an operational-level nuclear or conventional first strike capability against targets located both throughout the Korean Peninsula and in most of Japan,” according to the report.
CSIS reported on the existence of 13 of the 20 undeclared missile bases in November. The newly identified Sino-ri facility is one of the oldest in existence and was used for the first deployments of Pyongyang’s Scud missiles and its Nodong medium-range ballistic missile, according to Monday’s report....