“But even in 1939 (the year WWII broke out) the footsteps of war were loud and clear. They weren’t considering to move talmidei yeshiva halfway across the globe to find a more prosperous lifestyle. He is saying that a ???? ??????? is worse than a ???? ??????.”
I agree that he knew bad stuff could very well happen, but he said Sakana not “with certainty”. He was not talking about definite mass murder of about 90% of the Jews of that area.