There were consequences of the War on the economy, on the conditions of AfricanAmericans and when dealing with the "Alien enemy"
Concerning the consequences of the war on the U.S. economy,
WWII helped turning the page of the Great Depression.
There was an industrialization of the U.S. to help the Allies.
And Women working showed they could have an different role in society
The WWII help improving the conditions of African Americans when
It was the start of the Civil Rights movement : African Americans obtained jobs in arms factories
In 1942, the Pittsburgh Courier newspaper launched the "Double Victory campaign". African Americans were encouraged to fight Nazism and enlist in the armed forces and fight segregation at home.
The FBI investigated foreign nationals under the Alien Enemy Act (based on suspicions) they would invest. It was based on no factual proofs.
In February 1942, FDR signed an order authorizing the removal of individuals from the "exclusion zones" -> paranoid ideas.
What meant the removal of individuals from the exclusion zones ?
Both immigrants and American citizens were detained, placed in internment camps, lost their homes and jobs (it was only based on ethnicity)
There was around 120,000 Japanese and Japanese-descended individuals ; 15,000 Italians / Americans ; 10,000 Germans / Americans in the internment camps.