Head of state second and last incumbent of the office, Yusof bin Ishak, kept the style at 31 August 1963 unilateral declaration of independence and after 16 September 1963 accession to Malaysia as a state (so now as a constituent part of the federation, a non-sovereign level). After its expulsion from Malaysia on 9 August 1965, Singapore became a sovereign Commonwealth republic and installed Yusof bin Ishak as its first President. In 1959 after the resignation of Vice President of Indonesia Mohammad Hatta, President Sukarno abolished the position and title of vice president, assuming the positions of Prime Minister and Head of Cabinet.
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