To make more profit, expand in mercantilism, and gain more raw materials for manufactured goods :)
Answer:
Slavery increased in the south to keep up with the new technology and demand of cotton.
Explanation:
While the tech made it easier for harvest, it still took slaves to grow it and now farmers had the ability to grow more and then harvest it in the saem time.
Your answer would be Aryabhatta. Hope this helps!
Emperor Hirohito ( don’t know if I’m right)