The Chagos Archipelago was ceded to the United Kingdom by France in 1814 and until 1965 was administered as part of Mauritius. In the latter year it was detached from Mauritius (then still a colony of the United Kingdom) and became a separate Territory. That was in preparation for the use of the main island, Diego Garcia, as a United States base. When the United States required the use of the base, the resident population was left without employment and departed to live in Mauritius. In later court proceedings, it was accepted by the United Kingdom …