For the vast crimes of leopold and subsequently to lesser extent the belgian state in congo the biggest chunk of money got invested in the brazilian rail network to make one family very rich for example. My great grandparents being subsistence farmers didn't see shit and you'd punish not just them but me for it.
Typically the people moving in are from countries which given fair comparison are similarly not owed an opinion given their sins of the father and many a nation is not allowed it's borders likely also yours lest you live in Buthan or so.