The Pope's Last Crusade: How an American Jesuit Helped Pope Pius XI's Campaign to Stop Hitler

The Pope's Last Crusade chronicles Pope Pius XI's efforts to challenge the rising power of Hitler and Nazi Germany in the late 1930s. At the center of this historical account is John LaFarge, an American Jesuit priest whom the Pope secretly enlisted to draft a papal encyclical condemning racism and antisemitism. Working against time and facing resistance within the Vatican, LaFarge undertook his mission while Nazi influence spread across Europe. The book reconstructs the hidden dynamics of the Vatican during this period and reveals the network of spies, diplomats, and clergy who played roles in this lesser-known chapter of pre-WWII history. The narrative follows parallel tracks: the Pope's public and private actions to counter fascism, and LaFarge's background as an American priest who fought against racial injustice in the United States. Their unlikely collaboration represented a critical moment when the Catholic Church contemplated taking a definitive stand against Nazi ideology. This work of historical investigation examines questions of moral courage, institutional power, and the complex relationship between faith and politics. The events documented here resonate with broader themes about the role of religious leadership in confronting authoritarian movements and systematic persecution.

Readers found this book revealed new historical details about Pope Pius XI's opposition to Hitler and the role of American Jesuit John LaFarge. Many readers appreciated Eisner's research and documentation, with Amazon reviewer James Curtis noting the "fascinating primary sources." Readers highlighted: - Clear writing style and pacing - Context about Vatican politics - LaFarge's previously unknown influence Common criticisms: - Too much background/setup before reaching main story - Repetitive passages - Some speculation about motivations without evidence Ratings across platforms: Goodreads: 3.8/5 (197 ratings) Amazon: 4.2/5 (89 reviews) LibraryThing: 3.5/5 (12 ratings) Multiple reviewers mentioned wanting more details about what happened to LaFarge's draft encyclical after Pius XI's death. Goodreads reviewer Michael Barrett wrote: "The book ends rather abruptly, leaving several threads unresolved."

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🔹 Pope Pius XI secretly commissioned American Jesuit John LaFarge in 1938 to draft an encyclical condemning racism and antisemitism, but died before it could be published, leaving the document hidden in Vatican archives for decades. 🔹 Author Peter Eisner discovered previously unpublished correspondence and documents, including LaFarge's personal diary entries, while researching the book at Georgetown University's archives. 🔹 The proposed encyclical, titled "Humani Generis Unitas" (The Unity of the Human Race), would have been the Catholic Church's strongest condemnation of Nazi ideology had it been released. 🔹 LaFarge's work on racial justice in America, including his 1937 book "Interracial Justice," caught Pope Pius XI's attention and led to his secret assignment at the Vatican. 🔹 The draft encyclical's existence was kept so secret that even LaFarge's Jesuit superiors were initially unaware of his papal mission, and he had to travel to Europe under the guise of a vacation.