The 6th Congress of the Workers' Party of Korea (WPK) was held in the February 8 House of Culture in Pyongyang, North Korea, from 10 to 14 October 1980. The congress is the highest organ of the party, and is stipulated to be held every four years. 3,062 delegates represented the party's membership; 117 foreign delegates attended the congress, without the right to speak. The congress saw the reappointment of Kim Il Sung as WPK General Secretary and the Presidium of the Politburo established as the highest organ of the party between congresses.

The April 25 House of Culture is a theatre located in Pyongyang, North Korea. It was built in 1974–1975 to provide a venue for military education, and was originally called the February 8 House of Culture. It is located on Pipha Street in the Moranbong District of Pyongyang. The classically colonnaded building is considered one of the best examples of 1970s socialist monumentality in North Korea, the other being the visually similar Mansudae Art Theatre.