 Complete the following phrase:  Pound served throughout the First World War. After being promoted to captain on 31 December 1914, he became an Additional Naval Assistant to the First Sea Lord before being given command of the battleship in May 1915. He led her at the Battle of Jutland with notable success, contributing to the sinking of the German cruiser . He returned to the Admiralty in July 1917 to become Assistant Director of Plans and then Director of the Operations Division Home and was closely involved in the planning for the 