For me while reading it was the first time I thought "hey nations are purely social/political constructs and not set into stone at all". Sounds trivial but that

For me while reading it was the first time I thought "hey nations are purely social/political constructs and not set into stone at all". Sounds trivial but that book changed my perspective on that matter. I suppose that the cultural background (Old World here) might play a role here - I can imagine an American thinking "of course you can just get rid of the people exploiting your kind, we did that before already".