1939 Jewish populations:
Poland = 3,113,900
Czechoslovakia = 356,830
Hungary = 444,567
Romania = 900,000
Russia = 2,672.499
Ukraine = 1,574,428
White Russia = 407,000
Total = 9,469,224
Do you really believe the ridiculous fiction that the Romans expelled the Jews out of Palestine and they went walking or on donkeys to Russia? Look at the link below and it shows you that Khazaria used to be located in what is today Southern Russia.
archive.oRg/download/khazaria-2024/Khazaria-2024.png