In 1859 50% of the nations wealth, stocks, bonds, land, cash was in slaves owned by southerners. They lost everything. The north pay less on the south slavery was not finish and they where trying to go to the north for better jobs and freedom the south had force slaves to work.
Hope this helps :)
Many Western politicians together with many Germans and ordinary people in the West, as well as in the East, called this wall the wall of shame. It was called like this because an actual wall was built in the middle of a very important and historically significant city to divide it into two halves.
The correct answer for your case is C - many called it a 'wall of shame'.
Negotiation is the main output. They should join the countries that have been victims of this group and seek solutions through peaceful means. The above is achieved with sufficient commitment. It is a titanic task but not impossible. The largest number of nations in the world must be allied to coordinate actions of a military nature. One can also think of a diplomatic solution to the eventual failure due to possible military action.