Prime Minister of Sri Lanka the Sri Lanka Police. During emergencies military units have been allocated to bolster security. At present the Prime Minister's Security Division is in charge of security of the Prime Minister. The post of Prime Minister of Ceylon was created in 1947 prior to independence from Britain and the formation of the Dominion of Ceylon in 1948. United National Party leader D. S. Senanayake became the first Prime Minister of Then Ceylon in 1947 after independence. In 1972 when Sri Lanka became a republic the name of the post changed to Prime Minister of Sri Lanka. With a Westminster-based political system
Prime Minister's Security Division guard the Prime Minister's Office and Prime Minister's House ("Temple Trees"), without special training in close protection. This was highlighted when Prime Minister S W R D Bandaranaike was assassinated at his residence by Talduwe Somarama. The need for specialized independent unit was once again highlighted when personal from the internal security detail of the Royal Ceylon Navy, the "Provost Branch" were brought to guard Temple Trees on the night of 27 January 1962 when the attempted military coup by senior police and reservist military officers was due to be launched. Since the 1950s the Ceylon Army had assisted the