If you maake terms, you get a new boss.
The Anglo-Saxons did not speak Welsh.
Yet as recently as 100 years ago, 40% of Wales did.
Welsh is still a living language today.
Another factor: when you are conquered and you are a low-status native, it will take you longer to find a wife if one is available.
The conquerors will have taken all the youngest and most attractive.
And the one you eventually find will not have as many children.
“Another factor: when you are conquered and you are a low-status native, it will take you longer to find a wife if one is available.”
It’s much simpler than that and mentioned in the Harvard article. Danegeld. The invaders place high taxes and regulations on the native Britons. In five generations they were extinct.
High taxes and regulations resulting in low birth rates. Where do we see that today, aimed at whom?