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 the Grebbeberg Battle of the Grebbeberg The Battle of the Grebbeberg () was a major engagement during the Battle of the Netherlands, which was a part of the World War II Operation "Fall Gelb" in 1940. In the 1930s, the Dutch government pursued a policy of strict neutrality. After World War I, the Dutch parliament supported a disarmament policy because it was generally thought that World War I had been "the war to end all wars". When the threat of Nazi Germany became more apparent the Dutch government decided to reinforce and retrain their Armed Forces. In case of a violation of