The U.K. says it has reached a "historic" deal to cede the Chagos Archipelago in the Indian Ocean to the Republic of Mauritius, thus surrendering the final colony of Britain's once-sprawling African empire.

UK agrees to hand sovereignty of the Chagos Islands, an archipelago in the Indian Ocean, to Mauritius

Argentina has vowed to gain “full sovereignty” of the Falkland Islands after the UK gave up ownership of a remote archipelago in return for securing the future of a strategically important military base.