The enlightenment was basically the "Age of reason" it was the movement. After the war(s), the people wanted like a revolution or independence. Anything that deals with peace or better economy.
IMO probably blatent party arguments, people only vote based on side, and even in the senate, they just filibuster if it is something their party dosent like. nothing can get done, no matter what side you're on.
He was elected as president in 1828
While SHARED powers are not held exclusively by any branch of the government, NEGATIVE powers are those that one branch can exercise over the other.