Remove grammatical mistakes: The British government would be represented by a Commissioner, who had responsibility for defence and foreign policy, apart from trade and cultural relations, and would preside over an Internal Security Council, consisting of three members from the United Kingdom, three from Singapore (including the Prime Minister) and one from the Federation of Malaya.
The British government would be represented by a Commissioner, who had responsibility for defence and foreign policy, apart from trade and cultural relations, and would preside over an Internal Security Council, consisting of three members from the United Kingdom, three from Singapore (including the Cheif Minister) and one from the Federation of Malaya.