sentences:  At the time of his appointment as KPA Supreme Commander, he was the vice chairman of the Central Military Commission of the Workers' Party of Korea.On 13 April 2012, the constitution was amended to transfer the powers of supreme commander to the First Chairman of the National Defense Commission to which Kim Jong-un was elected.Kim Jong-un was later elected as Chairman of the State Affairs Commission on 29 June 2016 to which the powers of supreme commander were transferred to.