In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

An early work by this man was The River War, which discussed his military experiences in Sudan. As Chancellor of the Exchequer, this man returned his country to the Gold Standard, leading to mass deflation, and he had earlier lost his job as First Lord of the Admiralty due to the failure of the(*) Gallipoli Campaign. This man gave a speech in Fulton, Missouri, where he said that "An iron curtain has descended across Europe," while in another speech he had "nothing to offer but blood, toil, tears, and sweat." For 10 points, identify this British Prime Minister during World War II.
History