Your premise that there are characteristic traits for various ethnic groups and that people are loyal to their own kind can be misused to promote stereotyping and bigotry. For instance, yes, Jews have a global network, but they conflict with each other all the time. It's like that old saying in Israel that for every two Israelis there are three political parties. It's important to understand the diversity and conflict within any culture. I think if people understand it and understand, for instance, why the Jews went into the garment industry or entertainment, then they will have a much better understanding of what Jews or others are about.
People look for sinister motives among any group of outsiders.
But the most important tribe in history has been the British. They built an empire based primarily on commerce and mercantilism, and they built civic and economic institutions and traditions to protect that legacy. We're moving into an era in which city-states or regions will become more important than nations. Yes, they're part of this increasingly globalized environment, and I think the nation-state in many ways is going to be the victim of this. We're also moving into an era in which city-states or regions will become more important than nations.