What island was annexed by the British in 1765?

Question:It must have been the Isle of Man.

Best Answer - Chosen by Asker: It must have been the Isle of Man.

The answerer above is correct.

The Isle of Man came under English control in the fourteenth century and to the British Crown in 1765. While the British monarch became the Lord of Mann, the island was not incorporated into the United Kingdom but remained a Crown dependency.