Respuesta :

states that were around rivers usually developed better, because they had access to somewhat quick trade and fish, where as people on mountains had a harder time for trade of getting food 

Answer:

the mountains caused isolated communities to form separate governments

Explanation:  

the peninsula was surrounded by water and mountains making it hard to expand and keeping them isolated.  communities remained small and close.

City states were formed and each city-state developed its own laws, practices, and way of life