Six fold policies as mentioned in Arthashastra include the circle of states which functions as the source of six fold policies. The six fold includes peace (sandhi), war (vigraha), observance of neutrality (asana), marching (yana), alliances (samsraya) and making peace with one and waging war with another. Kautilya lays down these conditions according to which the king is supposed to assess his own situation and then decide his plan of action.
End of the Sixfold Policy also mentions the nature of alliances which can be made within the two nations. The courses of alliance are always preferable when the advantages derived from peace and war is of equal nature and disadvantages are larger. In case of neutrality and war the situation for double alliance is more profitable which on one side equips the king to recover his resources and at the same time destroys the army and other resources of his enemy.
Among the other chapters the book discusses separately the nature of the inferior and superior kings as to who can be regarded as inferior and who can be regarded as superior and what all roles can be discharged by each. In case of marching against each other when two of whom one is assailable and the other is a strong enemy then the king with a strong enemy is supposed to charge first. In case of army, Kautilya suggests that it is easier to wage a war against the army which is full of lust and greed as they will loose on their own as impoverished with greed and list the army themselves get corrupted. Hence, Kautilya claims that no king should give; room to such causes as would bring about impoverishment, greed or disaffection among his people. If, however, they appear, he should at once take remedial measures against them.
End of six fold path deals with the various articles which are to take shape after the provision for war is ascertained. This includes agreement on acquisition of friends, gold, land interminable agreements as well as agreement to undertake work. It then takes into consideration the nature of the enemy at the rear, how to regain the lost power and the attitudes of conquered army, conquered king along with the attitude of Madhya king, the Neutral king and the circle of states.
Thus end of six fold unveils all the diplomatic strategies applied by a ruler to run his administration. The rules stated within the six fold have remained perpetual through out the history of ancient India which is regarded as the biggest contribution made by the Maurya Empire in the 4th century BC.