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 Orissa the Congress, then claimed the right to form the government, despite the pan-Indian Congress policy of boycotting constitutional governments. The Das ministry lasted until 1939. Sir Gajapati then formed a second government in 1941, which lasted until 1944. Sir Gajapati is regarded as the architect of the modern Indian state of Orissa (now Odisha). During the Indian provincial elections, 1946, the Congress won 47 seats. Congress leader Harekrushna Mahatab became Prime Minister and later the first Chief Minister of Orissa after Indian independence in 1947. Prime Minister of Orissa The Prime Minister of Orissa was the head of government and