Q: 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.
He was the architect of the Pact of Espino Negro which ended the civil war between Diaz and Moncada in Guatemala and soon after was appointed governor-general of the Philippines, a post he held until 1929. He authored "The Decision to use the Atomic Bomb," the first written defense of that action. Much earlier he had headed the U.S. delegations to the Geneva Disarmament Conference and the London Naval Conference and, in opposition to the Japanese invasion of Manchuria, put forth his namesake doctrine. FTP identify this secretary of state for Hoover and secretary of war for FDR and Truman.
A:
History