Popular sovereignty, or sovereignty of the peoples' rule, is the principle that the authority of a state and its government are created and sustained by the consent of its people, through their elected representatives (Rule by the People), who is the source of all political power.
The reason people immigrate from one country to another is because they might have natural disasters or land and a occupation is hard to find there. So people might just be migrating to find happiness or a better life than what they had.
Answer:
Hiroshima
Explanation:
The first bomb was in Hiroshima, the second was on Nagasaki