Question

How did the cotton gin lead to a rise in slavery?

Answer 1

Cotton gin caused them to need slaves to work on the farm

Answer 2

The cotton gin lead to a rise in slavery because it made it much easier to extract the seeds from the cotton that was grown in the fields, which meant that farmers were able to plant and grow more and more cotton, which led to a rise in demand for slaves would would work the vastly expanding cotton fields.