^After Law No. 90-002 of 5 July 1990 was promulgated, the position of "First State Commissioner" was replaced with "Prime Minister." See Articles 94–98 of the Constitution of Zaire (as amended by Law No. 90-002) for details. Source
^The office of Prime Minister was styled as Chairman of the College of Commissioners-General in 1960–1961 and as First State Commissioner in 1977–1990[a]
^Chief of Staff since October 1964, until named Prime Minister after coup of 25 November 1965. Removed from premiership 26 October 1966, following pressure from army high command. Mobutu became head of government as well as head of state. Born Kasaï 1930, Joined Force Publique 1949, Sergeant Major by 1960, quickly became an officer. 1962 assigned to command the 3rd Groupement at Kisangani. 'Gained international fame for.. defence of Bukavu and for conducting one of the most decisive battles of the 1964 north-east revolution. When Kisangani was recaptured from rebel forces in 1964 he was named military governor of the entire northeastern region.' 'General Mulamba has always enjoyed great popularity with the troops. He is known for his straightforward approach to problems. He has a sizeable farm outside Kinshasa to which, he has said, he would like to retire some day.' (Sydney Taylor, The New Africans, 1967, p.102)
^Fled into exile while on a private visit to Belgium.[4]