 On 18 August , the Germans again sortied , this time to bombard Sunderland ; Scheer hoped to draw out Beatty 's battlecruisers and destroy them . British signals intelligence decrypted German wireless transmissions , allowing Jellicoe enough time to deploy the Grand Fleet in an attempt to engage in a decisive battle . Both sides withdrew the following day , after their opponents ' submarines inflicted losses in the Action of 19 August : the British cruisers Nottingham and Falmouth were both torpedoed and sunk by German U @-@ boats and the German battleship SMS Westfalen was damaged by the British submarine E23 . After returning to port , Jellicoe issued an order that prohibited risking the fleet in the southern half of the North Sea due to the overwhelming risk from mines and U @-@ boats . 
 On 18 August , the Germans again<a href='been_done' title='1'><mark></mark></a> sortied , this time to bombard Sunderland ; Scheer hoped to draw out Beatty <a href='null_genetive' title='2'><mark>'s</mark></a>battlecruisers and destroy them . British signals intelligence decrypted German wireless transmissions , allowing Jellicoe enough time to deploy the Grand Fleet in an attempt to engage in a decisive battle . Both sides<a href='been_done' title='3'><mark></mark></a> withdrew the following day , after their opponents <a href='null_genetive' title='4'><mark>'</mark></a>submarines inflicted losses in the Action of 19 August : the British cruisers Nottingham and Falmouth <a href='uninflect' title='5'><mark>were</mark></a> both torpedoed and sunk by German U @-@ boats and the German battleship SMS Westfalen was damaged by the British submarine E23 . After returning to port , Jellicoe issued an order <a href='null_relcl' title='6'><mark>that</mark></a>prohibited risking the fleet in the southern half of the North Sea due to the overwhelming risk from mines and U @-@ boats . 
On 18 August , the Germans again done sortied , dis time to bombard Sunderland ; Scheer hoped to draw out Beatty  battlecruisers and destroy em . British signals intelligence decrypted German wireless transmissions , allowing Jellicoe enough time to deploy the Grand Fleet in an attempt to engage in a decisive battle . Both sides been withdrew da following day , after their opponents  submarines inflicted losses in the Action of 19 August : tdaBritish cruisers Nottingham and Falmouth was both torpedoed and sunk by German U @-@ boats and the German battleship SMS Westfalen was damaged by thdaritish submarine E23 . After returning to port , Jellicoe issued an order prohibited risking the fleet in the southern half of thedarth Sea due to the overwhelming risk from mines and U @-@ boats .