It is very much hard to answer.
It was mainly because of how the North and the South of America had different lifestyles and economy's. You would be surprised to know that the Democratic party back then supported Slavery and the republicans dint support Slavery.
Plain Answer: Because of Slavery, Way of Life and Different Economy. The Democratic Party would do anything to keep themselves supported.
Athens depended on trading.
If they did not trade, their economy would fall apart.
Athens traded things like ships, coins, art (pottery), food and metals like iron and silver.
The government outlawed slavery in 1981 and made it a crime in 2007. Estimates of the percentage of slaves vary from 10% to 20% of Mauritanian population.
I think you should choose option one because there’s a lot to right about it
Usually along or close to earths equator