Since the width of the lines is supposed to represent the number of people brought over, I was trying to figure out why the line to North America got thinner - were the authors trying to minimize traffic to North America? And then I realized that it got thinner because so many people died on the journey over.
Since the width of the lines is supposed to represent the number of people brought over, I was trying to figure out why the line to North America got thinner - were the authors trying to minimize traffic to North America? And then I realized that it got thinner because so many people died on the journey over.