Select the results of the civil war. slavery was finally ended. hatred and bitterness developed between the two sides. the south became an industrial area. about one hundred thousand men died. it was determined that a state could not leave the union. sectional rivalry ended.

Which effect did the united states supreme court's decision in plessy v. ferguson have? 1. ending segregation in all public schools in america 2. protecting voting rights for african americans by eliminating literacy tests 3. upholding the rights of all citizens to be treated equally by the government 4. authorizing the system that kept black and white people separated