The Chairman of the Workers' Party of Korea (WPK) is the head of the Workers' Party of Korea, the ruling party of North Korea. The Chairman also serves as head of the Central Military Commission of North Korea and Chairman of the State Affairs Commission. Since the WPK's formation in 1946, the leader's post has been titled as Chairman (1946–1966), General Secretary (1966–2011, vacant from 1994–1997), First Secretary (2011–2016), and Chairman again since 2016.