Articles of Confederation: Questions

If you were a state leader in 1777, would you have voted to adopt the Articles of Confederation?
If you were a delegate at the Second Constitutional Convention, what would you change about the document?
How does the Articles of Confederation compare to the Constitution?
How do the different political parties of today view states' rights?
Almost every time the text refers to the United States, it's followed with "in Congress assembled." What does this suggest about how the writers viewed the new country?
The text keeps referring to a "confederation" of states. What is the difference between a "confederation" and a "union?" Is there a difference?
Would America have become the superpower it is today without a powerful national government?