Exercises and OperationsGeopoliticsProtected RN, RAN vessels in SCS contested waters By ANI - June 29, 2025 0 750 HMS Spey and HMAS Sydney in South China Sea.avif The Royal Navy has conducted another freedom of navigation operation in the contested South China Sea, with HMS Spey operating near the Spratly Islands alongside the Royal Australian Navy’s HMAS Sydney, UK Defence Journal reports. Please Login to view this content. (Not a member? Join Today!)