And bioweapons. People forget those:

https://web.archive.org/web/20231006160841/https://medium.com/insurge-intelligence/the-long-suppressed-korean-war-report-on-u-s-use-of-biological-weapons-released-at-last-20d83f5cee54

South Korea was an impoverished hellhole like North Korea until they turfed their CIA-backed dictatorship in the 1980s.

Kim Jong Un is much better than his dad, but NK-ians should have a quiet think about following the southern precedent anyway :-p.