In the men's collaboration is needed to maintain peace in a society completely. This is called "the law" rules, which vary according to the evolution of each society. To observe the evolution of the law have done along with the evolution of society are taken into account.
In the human coexistence rules are needed to maintain order in society. This law is called the "law", which varies according to the evolution of society. Considering the evolution of law, it must be done in parallel with the evolution of society.
In which man together have statutes, maintaining public order in society. This rules, called "law", which is different according to the evolution of each society.