China's government of that same period was hardly innocent, committing numerous genocidal wars of territorial expansion [0][1]. Hardly useful to compare either side of that historical situation to the present. Multi-generational assignment of guilt is something best left to the North Korean criminal justice system, I think.

[0]https://en.wikipedia.org/wiki/Dzungar_genocide [1]https://en.wikipedia.org/wiki/Ten_Great_Campaigns