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 Lithuania Prime Minister of Lithuania The Prime Minister of Lithuania (, literally translated as Minister-Chairman) is the head of the Government of Lithuania. The prime minister is Lithuania's head of government and is appointed by the President with the assent of the Lithuanian parliament, the Seimas. The modern office of Prime Minister was established in 1990, during the turmoil surrounding the Soviet Union's collapse, although the official title was "Chairperson of the Council of Ministers" until 25 November 1992. Historically, the title of Prime Minister was also used between 1918 and 1940. This was during the original Republic of Lithuania, which