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Ben·e·dict XV(bĕn′ĭ-dĭkt′) Originally Giacomo della Chiesa. 1854-1922.
Pope (1914-1922) who sponsored World War I relief efforts and sought to mediate peace.
(Biography) original name Giacomo della Chiesa. 1854–1922, pope (1914–22); noted for his repeated attempts to end World War I and for his organization of war relief