Borders are strategic. In fact borders are defined and are even introduced as simboles of strategy. These strips have always been the axesse of probable confrontations and most of the sensetive confrontations of nations have occured there.
The roots of generation and transformation of frontiers to horderlines, making the people on either side of the borders convergent and divergent, and exchange of goods at border areas have played in making these strips strategic.
The present article , white putting forih a general framework of previous important classifications, has intended to submit a new classification on the basis of strategic role of borders which acords with the borders of Iran with its neighours.