James town was the first permanent settlement in North America
Answer:
$32 billion
Explanation:
Rockoff estimates the total cost of World War I to the United States at approximately $32 billion, or 52 percent of gross national product at the time.
Urbanisation results from a natural increase in the population and rural to urban migration. People migrate to towns and cities in hope of gaining a better standard of living. They are influenced by pull factors that attract them to urban life, and push factors that make them dissatisfied with rural living.