Despite widespread wealth, why were Americans not content (answer fast please, it’s urgent)

b.   jim crow laws were enacted in northern states.

"a shortage of traditional labor created new opportunities in the workplace. a major cause of the internment of japanese americans during world war ii was. racial prejudice. in the early 1940's, the "destroyers-for-military-bases deal" with great britain and the lend-lease act were evidence that the united states."