New trade and economic opportunities.<span />
Answer:
Some merchants became bankers and many new businesses were financed by profits made from slave-trading. The slave trade played an important role in providing British industry with access to raw materials. This contributed to the increased production of manufactured goods.
Explanation:
They did it by appealing to their racism. The democrats in the south were the ones who were the confederacy in the civil war and after that they had to accept African-Americans even though they didn't want to. Conservative republicans used this to get them to vote for them because the racist democrats believed that northern democrats abandoned them.