Surrendering UK sovereignty of the Chagos Islands is an “irresponsible act”, a Labour former minister has said, backing calls for the Government to withdraw from a deal over the territory.

Keir Starmer’s plans to hand the Chagos Islands to Mauritius received another damaging blow today, after an admiral who became a Labour security minister demanded he abandon the deal.

Surrendering UK sovereignty of the Chagos Islands is an “irresponsible act”, a Labour former minister has said, backing calls for the Government to withdraw from a deal over the territory. Admiral ...