How did ethnicity and race contribute to changes in the united state in the late nineteenth centurury

many African Americans wanted freedom from slavery. the civil war broke out between southern and northern United states. northern states won and amendments were passed that allowed slaves to be free however restrictions to voting for African Americans as well as segregation began to occur.

the court ruled that a state law that banned abortions (except to save the life of the mother) was unconstitutional

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"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."