Republicans, farmers and other debtors is the right answer.
Republican Congress during the time of Civil War enacted high tariffs to defend the industries of the nation and to collect the fund for the Union ministry. The tariffs also generated other countries to counter by placing taxes of their own on the farm products of the United States. This resulted in the loose of share in the overseas market for the farmers.
Because they would not have money, some fear the slaveholder and the slave holders would sometimes have bells around their neck and if they tried to escape they will be able to hear them