What were the advantages and disadvantages of the preservation of the states' sovereignty while the Articles of Confederation were written?
ADVANTAGES
It made sure that every state wasn't over ruled by a strong national government. A lot of the smaller states, such as Rhode Island, were afraid of not having a voice. With the Articles, each state was independent. Also with them having to creating their own government they were able to create laws which suited their state properly, only the people of their own state knows what their state needs.
Another point is it was a learning experience for the founders. They learned what did and did not work from the articles and using their experience they drafted the new outline and Constitution for the US.
There were many disadvantages of the Articles of Confederation (soon to be replaced by the U.S. Constitution).
Here are some:
As you can see there were many weaknesses to the Articles of Confederations. That is why the founding fathers later replaced it with the U.S. Constitution.