I suggest studying some Korean history and reading the works of DPRK’s leaders and other DPRK authors directly and over time you can form your own evaluation of what they believe and why they have implemented particular policies at various times. I don’t have time to write more on it at the moment but you can find some of Kim Jong Il’s views on Marxism, Marxism-Leninism, socialist construction, and Juche here.
I suggest studying some Korean history and reading the works of DPRK’s leaders and other DPRK authors directly and over time you can form your own evaluation of what they believe and why they have implemented particular policies at various times. I don’t have time to write more on it at the moment but you can find some of Kim Jong Il’s views on Marxism, Marxism-Leninism, socialist construction, and Juche here.