White Americans just after the second world war controlled a huge fraction of the world's wealth. It's incredibly easy to raise your family in relative comfort

White Americans just after the second world war controlled a huge fraction of the world's wealth. It's incredibly easy to raise your family in relative comfort when you're part of the only industrialized society on Earth that hasn't been reduced to rubble, the ones being rebuilt owe you billions upon billions of dollars, and you have a reliable underclass of other races to do the most unpleasant bits of labor for you.