The Prime Minister said the agreement with Mauritius secures the long-term future of a joint UK-US military base.

Sir Keir Starmer has given up the Chagos Islands, handing the Indian Ocean territory to Mauritius. The islands were British-owned from 1814 but have now been signed away by the Government in a deal that it claimed would safeguard global security by ending a long-running dispute.

The British government has announced it will cede sovereignty over the Chagos Islands to Mauritius, in an agreement that ends decades of dispute over Britain’s last African colony while maintaining a key US-British military base in the archipelago.