To ask the Secretary of State for Defence, with reference to paragraph 5 of Annex 1 of the document entitled UK/Mauritius: Agreement concerning the Chagos Archipelago including Diego Garcia (CS Mauritius No.1/2025), what steps his Department plans to take to provide assistance to the Government of Mauritius for (a) monitoring and (b) detecting security risks in the Chagos archipelago.

Work on the details to implement the treaty is ongoing across Government, including engagement with Mauritius as appropriate. Defence’s contribution will centre on developing Mauritian capability to provide maritime security through improved maritime domain awareness and broader capability development.