Dominion of Ceylon February 1948, with an amended constitution taking effect on the same date. Independence was granted under the Ceylon Independence Act 1947. Military treaties with the United Kingdom preserved intact British air and sea bases in the country; British officers also continued to fill most of the upper ranks of the Ceylon Army. Don Senanayake became the first Prime Minister of Ceylon. Later in 1948, when Ceylon applied for United Nations membership, the Soviet Union vetoed the application. This was partly because the Soviet Union believed that the Ceylon was only nominally independent, and the British still exercised control over it
Prime Minister of Zimbabwe and held by Morgan Tsvangirai until the position was again abolished by the 2013 Constitution of Zimbabwe. Zimbabwe's prime ministerial office owes its origins to the country's predecessor states. The position began with George Mitchell who became Prime Minister of Southern Rhodesia in 1933. All subsequent predecessor-states continued with the post until Abel Muzorewa who became Prime Minister of Zimbabwe Rhodesia in 1979 under the Internal Settlement. The Lancaster House Agreement brought an independence constitution which made provision for a parliamentary system, with a President as head of state and a Prime Minister as head of government. The presidency was