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