The AG industry was able to provide way bigger amounts of food. With higher amounts and productivity gave farmers a easier time to keep up with the growing population around the world. more people means higher demand for food in larger quantities.
To have complete control over all economic happenings
Andrew Jackson, John Quincy Adams, William H. Crawford, & Henry Clay their supporting section was Democratic-Republican
Even though slavery was abolished, that did not mean the white people would stop treating the black people with a lack of respect. Thus lead to segregation some years later, and then resulted in the civil right movement.
The answer is: He wanted to amass as much land as possible for France.
At that time, Napoleon believe that Acquiring as much land as possible is the key to ensure the French empire's wealth for the following generation.
He see that lands contain a large number of opportunities because lands often contain various type of resources that can be used as materials for products to be sold to other country.