What two events to redefine the social and economic characteristics of america during the latter half of the nineteenth century?

very, very complex question. and (and hi btw). this war lasted from 1861 to 1865. it was between the north and the south. it began as a result of the long-standing controversy over the enslavement of african american people. it broke out when secessionist forces attacked fort sumter in south carolina when after abraham lincoln had been inaugurated as the president of the united states.

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i discarded the supernatant and kept the pellet in this part of the experiment because you have to return all unused chemicals into their original containers at the end of each labratory.

explanation: