Defence investment plan, which was originally due in the autumn, criticised by Tories and Lib Dems Defence investment plan, which was originally due in the autumn, criticised by Tories and Lib Dems double quotation mark Royal Navy The Royal Navy is transforming into a Hybrid Navy, combining autonomous vessels and AI with warships and aircraft, including: -Type 91: Uncrewed missile platforms to increase the firepower of the Hybrid Fleet. -Type 92: Uncrewed sense platforms designed to hunt enemy