The Royal Navy Type 23 frigate was involved in a collision at sea when a piece of the ship’s underwater tracking equipment came into contact with a Russian submarine, it has been revealed.

The five-vessel Type 31 class was envisaged as a general purpose vessel to balance the RN’s frigate fleet, including the ageing Duke-class Type 23 and the significantly more high-end anti-submarine ...

Starting this week, the new baseport for the Type 23 General Purpose frigate has been moved from Portsmouth to Plymouth. HMS Iron Duke will join the six anti-submarine warfare Type 23 frigates ...

HMS Iron Duke, a Type 23 Duke-class frigate, set off for Plymouth to join her sister ships as a base of operations. Devonport will now host all of the UK’s frigates with the aim to streamline ...