The 4th Congress of the Workers' Party of Korea (WPK), referred to by Kim Il-sung as the "Congress of Victors", was held in Pyongyang, North Korea, from 11–18 September 1961.
Kongres Partai Buruh Korea IV, yang disebut oleh Kim Il-sung sebagai "Kongres Para Pemenang", diadakan di Pyongyang, Korea Utara, dari 11–18 September 1961.