During and immediately after the war, Pius was well regarded by the Jews, and hated by Hitler. Only after his death did the Soviets make a great effort to discredit and edit revise the history of this pope.
This effort was galavanized by The Deputy a 1963 play by Rolf Hochhuth. However, Rolf was a communist and much of the play was likely written by the Soviets.
Read Disinformation by Pacepa if you want the real story.
If you go into gay enclaves like Chelsea or even a certain town at the Jersey Shore, the bookstores and homes are full of copies of The Deputy. That’s when I learned of the seething hatred of gay men for The Catholic Church.