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
Rhodesian Security Forces of the British self-governing colony of Southern Rhodesia on its formation in 1923, then part of the Federation of Rhodesia and Nyasaland military in 1953. After the break-up of the Federation at the end of 1963, the security forces assumed the form they would keep until 1980. As the armed forces of Rhodesia (as Southern Rhodesia called itself from 1964), the Rhodesian Security Forces remained loyal to the Salisbury government after it unilaterally declared independence from Britain on 11 November 1965. Britain and the United Nations refused to recognise this, and regarded the breakaway state as a rebellious British colony