1917, aeroplanes, air raid, casualties, Dunkirk, England, Essex, France, Germany, Great Britain, Harwich, Imperial German Navy, Mediterranean, mines, North Sea, Royal Navy, sinking, submarine, United States Navy, United States of America
American Navy Department announces German submarine attack in force on American transports beaten off by American destroyers; at least one submarine destroyed. Admiralty announce British destroyer of old type sunk in North Sea by striking a mine; 18 survivors. British mine-sweeper sunk by mine in Mediterranean. German raid on Harwich by 12 to 14 aeroplanes; 11 killed, 36 injured; two machines brought down in flames and a third damaged by naval aircraft from Dunkirk.