The city-state made its appearance in the Balkan and Italian Peninsulas. The Greek who migrated to islands of Aegean Sea came in contact with the Political institutions transported there by the Orientals. Due to physiographic reasons, the tendency in political organization was toward the formation of states on small unit,the city. There developed among people,the practice of calling council of old man and also of an assembly to discuss the advisability of waging war.These city-state were primarily independent units, each with full power to determine its external relations. Because of jealousies , they were not able to unite one single state