After the rise of the Roman Empire they all slip up and many went to Europe.
The fact that Italy is shaped like a boot made it a good place for ships to stop because a lot of cities were on the water, and cities were a perfect place to sell or trade goods. Hope it help!
The purpose of treaties between the U.S. Government and Indians was to first of all keep peace between the two and give colonists permission to settle Indian land. Hope this helps!