Primary I think, good luck
No clue!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Columbus failed to find new trades routes because his initial goal was to sail west and reach India. He obviously did not reach this goal because the Americas existed. When he ran into the Americas, he knew he was in new land and he chose to change his mission. He no longer looks for these trade routes and instead because conquering peoples in the Americas and building forts.
The south still wanted to keep their slaves, and even though they were not allowed to, the old and now free slaves were still forced and treated like slaves even if they were free.