H.M.S Boreas leaving Portsmouth for the mediteranean. "Boadices" and "Boreas" destroyers are being prepared at Portsmouth the sale tomorrow for the Mediterranean to join the British and French fleet in the patrol duties following the Nyon piracy packed. Most significant feature is the preparation of the destroyers torpedoes and depth charges, for patrolling has been authorised to sink pirates submarine at sight. 16 September 1937.