Prime Minister of Thailand Rajanubhab took over this role. In fact, the office most considered the precursor of that of the prime minister was the ancient office of "Samuha Nayok" (สมุหนายก), which was run by an "Akkhra Maha Senabodi" (อัครมหาเสนาบดี) or "chief minister in charge of civilian affairs". The first Prime Minister of Siam was Phraya Manopakorn Nititada, a judge. The title of the office was changed from "Prime Minister "of Siam"" to "Prime Minister "of Thailand"" in 1945 and then permanently with the renaming of Siam to Thailand in 1949. For most of its existence the office has been occupied by Army leaders;
Prime Minister of Fiji on 10 October 1970, when Fiji attained its independence from Britain. Mara previously served as Fiji's first an only Chief Minister, from 20 September 1967 (while Fiji still was a British colony). Mara's first term as Prime Minister lasted until 13 April 1987. He returned to the office for the second term on 5 December 1987, serving until 2 June 1992. As of 2014, Mara is the longest-serving Prime Minister of Fiji. ! colspan=9| Prime Ministers of the Dominion of Fiji ! colspan=9| Prime Ministers of the Republic of Fiji Prime Minister of Fiji The Prime Minister of the Republic