Admiral John Jellicoe, commanding the Grand Fleet at Scapa Flow, was ordered to despatch the 1st Battlecruiser Squadron (Vice-Admiral David Beatty), with HMS Lion, Queen Mary, Tiger and New Zealand, together with the 2nd Battle Squadron (Vice-Admiral Sir George Warrender) comprising the modern dreadnoughts HMS King George V, Ajax, Centurion, Orion, Monarch and Conqueror, with the 1st Light Cruiser Squadron (Commodore William Goodenough) commanding HMS Southampton, Birmingham, Falmouth and Nottingham.[5] Commodore Reginald Tyrwhitt at Harwich was ordered to sea with his light cruisers, HMS Aurora and Undaunted and 42 destroyers.