This task is about reading the given passage and construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) it is answerable from the passage, (iii) its answer is unique (iv) its answer is a continuous text span from the paragraph. Avoid creating questions that (i) can be answered correctly without actually understanding the paragraph and (ii) uses same words or phrases given in the passage.

Norfolk Island was originally a colony acquired by settlement but was never within the British Settlements Act. It was accepted as a territory of Australia, separate from any state, by the Norfolk Island Act 1913 (Cth), passed under the territories power (Constitution section 122) and made effective in 1914. In 1976 the High Court of Australia held unanimously that Norfolk Island is a part of the Commonwealth. Again, in 2007 the High Court of Australia affirmed the validity of legislation that made Australian citizenship a necessary qualification for voting for, and standing for election to, the Legislative Assembly of Norfolk Island.
Norfolk Island was originally a what?