"The absence of any protective measures may simply have been the result of a lapse of attention, with Churchill off in France and Fisher consumed by other matters and seemingly drifting toward madness. It would take on a more sinister cast, however, in light of a letter that Churchill had sent earlier in the year to the head of England's Board of Trade, Walter Runciman, in which Churchill wrote that it was "most important to attract neutral shipping to our shores, in the hopes especially of embroiling the United States with Germany." Though no one said it explicitly, Britain hoped the United States would at some point feel moved to join the Allies, and in so doing tip the balance irrevocably in their favor."