@Elkinsianna @egus0136 And probably nobody did more for common allels in the Jewish Population than Catherine in 1772 after the first partition of Pol

@Elkinsianna @egus0136 And probably nobody did more for common allels in the Jewish Population than Catherine in 1772 after the first partition of Poland

Not allowing Jews to move around or migrate beyond the pale..well it probably lead to more cultural and genetic markers strengthening.

just a guess