There are two main principles the basis of that Aristotle classifies the states: 1. The number of parsons who rule 2. The objectives or ends of the government
Aristotle State concept shows that he believed in evolutionary or historical theory of the origin of state. Therefore his approach in this connection is correct. Man as a civilized individual cannot survive without state and if he claims, then it means from human beings, he is nation-less, lawless, and homeless. He is either above or below humanity.
According to patriarchal theory of the sate the state is nothing but an expansion of the family. In the beginning there was a husband and wife and children. The father was the chief controlling authority. With the passage of time, the family expanded and changed into clan which further developed into a tribe.
The Matriarchal theory of state is very old. There are many people who support this theory. There was a time in human history when there was no system of permanent marriage and family.
John Locke social contract theory also begins with the state of nature. But in his state of nature there was peace, good will, mutual assistance and, preserve. Men enjoyed complete freedom and equality in it. Each man lived according to his own wishes and desires.
According to Hobbes social contract theory, the ruler powers are absolute because these are inalienable and indivisible. Besides the laws of the sovereign are commands. The ruler is the sole judge of what is right and what is wrong. The people have only one right and this is to obey him.
According to this theory of social contract there are three stages through which human society passed and took the shape of the state. These are the three stages: A state of nature,The social contract and The civil society or the State
According to Force theory of government also known as force theory of state, the state was born as a result of force i.e. aggression, war, conquest and subjugation. In ancient times a strong man with the help of his supporters dominated the weaker people of his tribe and established the political relation of command and obedience.
Divine right of kings theory is an old theory of sate. In those days people were not civilized and did not have much knowledge. Religion was very powerful. As the time passed this theory was further developed.