The answer is: Cities
Approximately, around 80% of united states population live in the cities. This happen because most of job opportunities that exist in united states (whether it's art, technology, or manufacturing) are located in the cities.
Because of this, even people who born in rural areas start to move to inner cities in order to find jobs and sustain their living.
Answer:
It resulted in creation of Communist States and non-communist states.
Explanation:
The Vietnam war fought the communist North and non-communist south Vietnam. This include many Guerilla conflicts and coups. All of these influenced some other countries from other conflicts to start same thing like in the Americas.
Thomas Jefferson bought Louisiana from France.