Self-governance of Singapore which were ethnically and religiously defined. The PAP called for a Malaysian Malaysia, that favoured all Malaysians, rather than specific ethnic groups. Singapore was also required to pay the Federal Government a large percentage of its budget, money which would not be necessarily returned as services towards Singapore. At the same time, free trade was not granted between Singapore and other states of Malaysia. Following these difficulties, Lee Kuan Yew reluctantly signed a separation agreement on 7 August, after the Parliament of Malaysia voted for Singapore's expulsion from the Federation. Singapore officially left Malaysia on 9 August 1965. Self-governance of
Federation independence from the sovereign state, which only takes care of their foreign relations and defence. However, they are neither considered to be part of it, nor recognised as sovereign or associated states. The distinction between a federation and a unitary state is often quite ambiguous. A unitary state may closely resemble a federation in structure and, while a central government may possess the theoretical right to revoke the autonomy of a self-governing region, it may be politically difficult for it to do so in practice. The self-governing regions of some unitary states also often enjoy greater autonomy than those of