Sir Keir Starmer has been criticised for handing back British-owned territory to Mauritius, following a 200-year row over the islands. The Labour premier announced today that the Chagos Islands will be handed back after losing a unanimous vote in the United Nations, with a loss of support for the UK’s claim by international communities. In a statement, the government said: “To enable this partnership, the UK will provide a package of financial support to Mauritius. “This will include an indexed annual payment for the duration of the agreement and the establishment of a transformational infrast…