In the fifth century B.C. athenian colonists had been called after the name of their location by the Athenians for example "Lemnians" or "Imbrians". But at the beginning of the fourth century B.C. the phrases were changed. They called themselves "Athenians living on Lemnos" or "Athenians living on Imbros". In accordance with this the Athenians began to call them "our citizens" and the colonies "our possessions". This phenomenon indicating as if the metropolis and her colonies three days away by sea united is remarkable as a transformation of polis. In this paper the problem of transformation of polis will be discussed. Chapter 1. deals with the reason why such a phenomenon occerred. In general, it has been said that the colonists called "L...