Marxism was replaced by the “Juche” as the official ideology of North Korea in the 1970s. This article from North Korean leader Kim Jong Il, dated 1996, describes the differences between Juche and dialectical materialism. This version appears on the website http://www.korea-dpr.com/, which describes itself as the “official webpage of the Democratic People’s Republic of Korea.”

Access the document here: http://www.korea-dpr.com/lib/108.pdf