Battle of the Heligoland Bight (1939) but it produced co-operation difficulties. A solution to the problem was twofold. Fighter units defending the North Sea coast were subordinated to "Luftgaukommando" XI (Air District Command 9) in Hanover. These fighter units would function as an autonomous fighter command, or "Jagdfliegerführer" (Fighter Flyer Leaders). The command of Fighter Command unit was given to "Oberstleutnant" Carl-August Schumacher, a former commander of II./"Jagdgeschwader" 77. Schumacher had served in the "Kaiserliche Marine" (Imperial German Navy) during the First World War and as an officer cadet had seen combat at the Battle of Jutland. It was hoped with his naval background and easy
Battle of Jutland general fleet battle until it had achieved something resembling parity in heavy ships. In tactical terms, the High Seas Fleet had clearly inflicted significantly greater losses on the Grand Fleet than it had suffered itself at Jutland and the Germans never had any intention of attempting to hold the site of the battle, so some historians support the German claim of victory at Jutland. However, Scheer seems to have quickly realised that further battles with a similar rate of attrition would exhaust the High Seas Fleet long before it reduced the Grand Fleet. Further, after the 19 August advance was