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 the Outer Jade Roads until 01:00 on 31 May, heading west of Heligoland Island following a cleared channel through the minefields, heading north at . The main German fleet of sixteen dreadnought battleships of 1st and 3rd Battle Squadrons left the Jade at 02:30, being joined off Heligoland at 04:00 by the six pre-dreadnoughts of the 2nd Battle Squadron coming from the Elbe River. Beatty's faster force of six ships of the 1st and 2nd Battlecruiser Squadrons plus the 5th Battle Squadron of four fast battleships left the Firth of Forth on the next day; Jellicoe intended to rendezvous with