To ask Her Majesty’s Government what is their most up-to-date estimate of the in-service date of the first of the two aircraft carriers currently being constructed for the Royal Navy.

To ask Her Majesty’s Government when they intend to commence the necessary remedial work on the propulsion systems of the fleet of Type 45 destroyers; what estimate they have made of how long that work will take; and what estimate they have made of the cost of the unit and the total cost of that remedial work.

To ask Her Majesty’s Government how many UK service personnel embedded with allied nations maritime patrol capabilities under the Seedcorn Initiative are flying the Boeing P-8 Poseidon; and what are the relevant allied nations in each instance.

To ask Her Majesty’s Government on how many occasions in the last 12 months and from which airfields aircraft of the Quick Reaction Alert have been scrambled, and for what purpose on every occasion.

To ask Her Majesty’s Government whether they intend to operate from the UK Boeing P-8 Poseidon aircraft belonging to (1) the US Navy, or (2) other allied nations, with British crews prior to the first UK P-8s entering service.