Even though there were several reasons for the American Civil War, Slavery was the most prominent and controversial. The Federal government was increasingly being controlled by the anti-slavery Republican party which culminated with the Republican President, Abraham Lincoln being elected.
The Southern State government did not appreciate the measures being taken by the federal government to limit slavery and saw this as an attack on their way of life and so seceded from the U.S., an action which precipitated all out war.
Yes it has. The frontal lobe had some functions involving memory and judgment. The memory part will make you remember that you're about to see a movie this evening and the judgment part will help you make an assessment on which movie would be the best to watch at that time.