I want to know the answer to the following question:
What was the last to be under an International Trusteeship System?
All the background I'm provided with is that "In the Report of the Committee dated 3 September 1947 to the UN General Assembly, the majority of the Committee in Chapter VI proposed a plan to replace the British Mandate with "an independent Arab State, an independent Jewish State, and the City of Jerusalem ...". Is that enough to answer the question?