Member states of the United Nations ceased to exist. The Federation of Malaya joined the United Nations on 17 September 1957. On 16 September 1963, its name was changed to Malaysia, following the formation of Malaysia from Singapore, North Borneo (now Sabah), Sarawak and the Federation of Malaya. Singapore became an independent State on 9 August 1965 and a Member of the United Nations on 21 September 1965. Tanganyika was admitted to the UN on 14 December 1961, and Zanzibar was admitted to the UN on 16 December 1963. Following the ratification on 26 April 1964 of the Articles of Union between Tanganyika and Zanzibar, the
Federation of Nigeria government). The Federal Republic of Nigeria came into existence on 1 October 1963. The monarchy was abolished and Nigeria became a republic within the Commonwealth. Following the abolition of the monarchy, former Governor-General Nnamdi Azikiwe became President of Nigeria. Elizabeth II did not visit the Federation of Nigeria between 1960 and 1963. She did visit: Federation of Nigeria The Federation of Nigeria was a predecessor to modern-day Nigeria. It existed between 1 October 1960 and 1 October 1963. When British rule ended in 1960, the Nigeria Independence Act 1960 transformed the Federation of Nigeria into an independent sovereign state. The