Answer:
If you mean the Commander-In-Chief then its because a Commander-In-Chief is the head of state or officer in supreme command of a country's armed forces.
Explanation:
It was vulnerable because most of the Rome lands were captured and so when a threat came the conquered place joins the threat.
No, I believe that multiple weaknesses in the Articles of Confederation would have hurt America in time. One of the biggest problems was the lack of detail and specific attributes that the Constitution brings from long discussion and debates over what is best for the country. America needed to strengthen it's central government if it wanted to get anywhere, so we may not have become so powerful if we left the majority of the power in the state's hands. Another lacking component was the fact that we had no Executive branch to enforce Congress' laws and no National court to determine the meaning of the laws. Another example is the making of one currency for the entire country. These examples and more could have hurt America if they wouldn't have written the Constitution.
They did it because the Ottoman Empire were suspicious of who wasn’t/ was Turkish or Muslim (something along those lines)