 Complete the following phrase:  The Communist movement in Korea emerged as a political movement in the early 20th century. Although the movement had a minor role in pre-war politics, the division between the communist North Korea and the anti-communist South Korea came to dominate Korean political life in the post-World War II era. North Korea, officially the Democratic Peoples Republic of Korea, continues to be a Juche socialist state under the rule of the Workers Party of Korea. In South Korea, the National Security Law has been used to criminalize advocacy of communism and groups suspected of alignment with North Korea. Due to end of economic aid from Soviet Union after 