I'm sure he made the day of people that owned the property. I wonder how title insurance is/was handled in post-war Europe?
Well, the US is still paying for slavery in only half the states from 150 years ago.
If the Poles, or the Germans, of today can be blamed and personally punished for the murders and thefts committed 75 years ago, then it is merely an extension of the same principle to blame and punish the Jews for the killing of Christ 2000 years ago.
(Leaving aside some of the valid questions about which group or groups were personally responsible for the murder of Jesus.)