Explain an impact that could or did occur on the Nation?

An impact that happened to the United States was 9/11. The day that many lives were taken away from us and we fell into depression, But we took this to stick our chest up and push through everything and made more inventions and we became stronger and stronger.

Explanation:

i would say that the politicial parties from state to state varies.

the causes of the dust bowls were severe droughts,   lands became dry and hard, temperature was higher than usual, hot and dry conditions killed crops, high winds. because of those factors, the winds kicked up dry soil and created clouds of dust.