So that there would be government for the people by the people instead of one person forcibly ruling all
The Mycenaean civilization during the dark age became a time of destruction. There were invasions,earthquakes and famine (little food). With the collapse of this civilization and sudden disappearance of writing evidence we have little knowledge as to what really happened during the dark ages.
Cambyses II son of Cyrus the Great, was emperor of the Achaemenid Empire. Cambyses' grandfather was Cambyses I, king of Anshan