“…Moreover, establishing the observation of the German coastline could dramatically reduce the threat of invasion, a danger that the Secretary of State for War, Lord Kitchener, considered sufficient to justify withholding troops in Britain for defensive purposes, despite the urgent need to reinforce the front in France. 158 Controlling the German North Sea coastline may also have enabled more serious consideration of plans to penetrate the Baltic in order to threaten the German iron-ore trade with Scandinavia, or to conduct operations against the vulnerable Baltic littoral. Such naval operations therefore presented Churchill with the attractive possibility of facilitating a major re-focusing of Britain's war effort.…”