At Rorate Caeli:

In the first few paragraphs of the address, Pius XII thanks the Jesuits for their faithfulness and courage during the war.He speaks about the Jesuits who were killed in battle, who suffered in concentration camps, and those who did their best to keep their seminaries open.The main part of the addressis concerned with the future and the role of the Jesuits in the coming years, years, according to the Pope, that would be marked with grave difficulties, especially in matters of Church doctrine.The following are the words of Pius XII in his address to the General Congregation in an exclusive English translation.

You must read this talk by Pope Pius XII especially if you are interested in the state of theology over the past century.