Deputy Prime Minister of Singapore Prime Minister. The office of Deputy Prime Minister dates back to 1959 and was appointed at first by the Governor of Singapore then the Yang di-Pertuan Negara (vice-regal head of state), when Singapore achieved self-governance as the State of Singapore within the British Empire. The title of Deputy Prime Minister remained unchanged after the merger with the Federation of Malaya, Sarawak and North Borneo, while Singapore was a state in the Federation of Malaysia from 1963 to 1965, and after independence in 1965. Toh Chin Chye was the first deputy prime minister of Singapore from 1959 to 1968 and retired
Federation in practice highly centralized under the government of the Soviet Union. The Russian Federation has inherited a similar system. Nigeria, Pakistan, India and Malaysia became federations on or shortly before becoming independent from the British Empire. In some recent cases, federations have been instituted as a measure to handle ethnic conflict within a state, such as Bosnia and Herzegovina, and Iraq since 2005. With the United States Constitution having become effective on 4 March 1789, the United States is the oldest surviving federation. On the other end of the timeline is Nepal, which became the newest federation after its constitution