Answer:
Brunelleschi
Explanation:
Brunelleschi rediscovered the principles of linear-perspective construction known to the Greeks and Romans but buried along with many other aspects of ancient civilization during the European Middle Ages.
Answer:
Many people decided to move to urban areas because it gave them more opportunities.
Explanation:
In summary, it would mean that slavery would be abolished, and that the nation would be in fact united, with (supposedly, it actually took a very long time for this to happen considering the KKK attacks) less racism in the U.S.