UK gives sovereignty of long-contested Chagos Islands to Mauritius 

london — The British government agreed Thursday to hand sovereignty of the long-contested Chagos Islands, an archipelago of more than 60 islands in the Indian Ocean, to Mauritius, in a deal to secure the future of a strategically important U.K.-U.S. military base.  British Foreign Secretary David Lammy said the agreement would secure the future of the base at Diego Garcia, the largest in the chain of remote islands off the tip of India that has been under British control for over 50 years. The base...