The answer is slavery it says it in the question
GIVE ME BRAINLYEST OR 10000 SPIDERS AND ROACHES WILL BE IN YOUR BED TONIGHT AND YOULL HAVE A SNAKE COME YO YOUR TOILET
Since the South already had a disadvantage going into the war because of the different economy’s the ship would serve as a way to close the gab in the military power on both sides
This was the time when Islam started spreading through Africa and those who resisted it and fought wars against Islamic conquerors would be enslaved and sold. Europeans also started participating in this slave trade and would buy numerous slaves from the Arabs who would enslave their prisoners of war and who often traded with Europeans.