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 Spain Republic. In 1973, the dictator separated the Head of the State from the Head of the Government and that division exists today, being the Prime Minister democratically elected by a Parliament elected by universal suffrage, free and equal. Once a general election has been announced by the king, political parties designate their candidates to stand for Prime Minister —usually the party leader. A Prime Minister is dismissed from office the day after the election, but remains in office as a caretaker until his/her successor is sworn in. Following every general election to the Cortes Generales ("Cortes"), and other circumstances provided