Outside , he listened to a commemorative speech from Choe Ryong-hae , head of the military 's political arm . Kim Jong Un has ruled North Korea for one year . His father , Kim Jong Il died of heart attack on June 30 , 2011 . Younger Kim departs from his father 's style , but diabetes , malnutrition remain .
Kim Jong Un has ruled North Korea for one year . His father , Kim Jong Il died of heart attack on June 30 , 2011 . Younger Kim departs from his father 's style , but diabetes , malnutrition remain .