Government of Singapore and merger with Malaysia in 1963. Apart from that, the executive branch of the Singapore Government remained largely unchanged, although now it governed a state within a larger federation. However, with effect from 9 August 1965, Singapore left the Federation of Malaysia and became a fully independent republic. On separation from Malaysia, the Singapore Government retained the executive authority it held, and took on additional executive authority over Singapore that the Parliament of Malaysia relinquished. The Yang di-Pertuan Agong, the Supreme Head of State of Malaysia, also ceased to be the Supreme Head of Singapore and relinquished his sovereignty, jurisdiction,
Federation of Malaya Independence Act 1957 Federation of Malaya Independence Act 1957 The Federation of Malaya Independence Act 1957 (1957 c. 60 5 and 6 Eliz 2) was an Act of Parliament in the United Kingdom. It came into operation on 31 July 1957. The Act made provisions for the nation of Federation of Malaya (formerly the Protected States of Johor, Kedah, Kelantan, Negeri Sembilan, Pahang, Perak, Perlis, Selangor, and Terengganu) and the Settlements of Penang and Malacca to gain an independent sovereign country within and become a member of the Commonwealth of Nations on 31 August 1957; prior to this, Federation of Malaya (formerly Malay