The Treasury takes care of the money for all of the U.S there the ones who print out the money.
Depending on what you mean, it changed when the north saw that slavery was not just, and started goin on the attack on it. Which lead to the whole civil war of confederates vs the union
The articles of confederation only allowed for one vote in its congress for each state. More clearly, each state could only cast one vote in the congress. Thus, states with lower population granted more representation for each citizen than for states with higher population. I.E. Delaware and New Jersey, 2 of the states with lower population supported this plan because it meant more power to each of its citizens.