Communist Party of Korea
Late in August 1945, the Communist Party of Korea(조선 공산당) was re-established, having been officially disbanded in 1928, and Pak became its secretary. On 5 January 1946, as its representative, he announced at a foreign and domestic press conference that, supporting the decision of the Moscow conference of great powers (UK, US, Soviet Union), Korea was now in the process of a "democratic revolution". After Moscow Conference (1945) his organization the Communist Party of Korea had been oppressed by United States Army Military Government.