Prime Minister's Office (Sri Lanka) the Parliament. The office of prime minister was formed in 1947 with D. S. Senanayake becoming the first Prime Minister of Ceylon. It consisted of a Secretary (Permanent Secretary) and an Assistant Secretary, who were officers of the Ceylon Civil Service, and a Private Secretary, along with clerical and support staff based at the Senate Building along with the Senate, Cabinet office and the Ministry of External Affairs and Defence. Since 1960 the prime minister's office has been based at Sirimathipaya Mansion on Sir Ernest de Silva Mawatha (formerly Flower Road), Colombo which was the former residence of philanthropist Sir
Prime Minister of South Africa Prime Minister of South Africa The Prime Minister of South Africa ( was the head of government in South Africa between 1910 and 1984. The position of Prime Minister was established in 1910, when the Union of South Africa was formed. He was appointed by the head of state—the Governor-General until 1961 and the State President after South Africa became a republic in 1961. In practice, he was the leader of the majority party or coalition in the House of Assembly. The first Prime Minister was Louis Botha, a former Boer general and war hero during the Second Boer War.