Malaysia–Singapore border territories when Johor became a British protectorate while Singapore remained a British crown colony. On 31 August 1957, the Federation of Malaya (which consisted of only Peninsular Malaysia), which included Johor as a component state, became independent and the Johor–Singapore border again became an international boundary between the sovereign state of Malaya and the self-governing British territory of Singapore. On 16 September 1963, Singapore merged with and become a component state of the Federation of Malaysia, rendering the border between two component states of Malaysia. The border again became an international border when Singapore chose to be separated from Malaysia
Imperial Federation Imperial Federation The Imperial Federation was a proposal in the late 19th and early 20th centuries to create a federal union in place of the existing British Empire. The project was championed by Unionists such as Joseph Chamberlain as an alternative to William Gladstone's proposals for home rule. At the time, the British Empire consisted of many colonies, some of which were largely self-governing dominions (Canada, Newfoundland, Australia, New Zealand, South Africa) and others were not (India, West Indies, Fiji). The future of the empire remained uncertain, as it was unclear what the end result would be if all colonies