Question

what was the souths major concern about the outcome of the election of 1860?

Explanation:

The Election of 1860 resulted in Abraham Lincoln's victory. The South was concerned that Lincoln, as a Republican, would oppose the expansion of slavery, which was vital to their agrarian economy. They feared this would lead to the eventual abolition of slavery, threatening their social and economic systems, and potentially their political power.

Answer:

The South's major concern was that Abraham Lincoln (the Republican candidate who won) would oppose the expansion of slavery, and they feared this would lead to the eventual abolition of slavery, threatening their agrarian - based economy, social structure, and political power.