The museum includes controversial wording that reflects a long-running dispute over the role of Pope Pius XII during World War II.

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There has also been persistent speculation by historians that during World War II, Pope Pius XII drew up a document stating that if he were to be kidnapped by the Nazis he was to be considered to have resigned, and a successor should be chosen.

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She was declared venerable by Pope Pius XII in 1943 and then beatified by Pope John Paul II in 1980.

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Jews were also incensed at Benedict's constant promotion toward sainthood of Pope Pius XII, the World War II-era pope accused by some of having failed to sufficiently denounce the Holocaust.

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