The UK has signed a £3.4bn ($4.6bn) deal to hand over sovereignty of the Chagos Islands to Mauritius, while retaining control of a UK-US military base on Diego Garcia - the largest of the islands. Prime Minister Sir Keir Starmer says the 99-year agreement to lease back Diego Garcia will cost the UK £101m a year,

The governments of Britain and Mauritius have signed a deal settling the future of the Chagos Islands after overcoming last-minute legal hurdles

LONDON (AP) — A British court said Thursday that the U.K. can transfer sovereignty over the contested and strategically located Chagos Islands to Mauritius, overturning a block that was imposed hours before the agreement was due to be signed.