>Immigrants to America tend to become American; emigrants to other countries from America tend to stay American. Is that true, or just the authors' speculation? Although it is easily explained. Everyone wants to be American because the USA, of all the countries in the world offers the greatest opportunities to the greatest number of people. They are the top of the food chain, in less nationalistic terms. (i'm not Ame…
Things may look a bit different from a (West) European perspective. I know enough people who used to live in the US but left, partly because they did not want to inflict US citizenship upon their children. Among all wealthy countries, US citizenship is probably the least desirable one if you don't plan to live there permanently. In any case, the expat/immigrant situation is familiar to many Europeans as well. The rea…
Also, the 20th century saw massive changes in where people lived compared to "their country".
prior to world war 1, this was a far more mixed affair (see, the austrian-hungarian empire and the greeks in anatolia).