civil war
It all started in 1860 were the confederate or the southern states secede . When the southern states split everything changed even the presidents the president for the south was Jefferson and the north was Abe Lincoln.A big part of the civil war getting started was slavery in the northern having slaves was e legal but in the south slavery was allowed. the first battle took place in 1861 in south carolina. In the end the Union or the north won so slavery was no longer in the U.S.