Since the beginning of the original community, people have changed what they possess for what they lack. Since the supply of services emerged, the 'capability' as a commodity has become competitive on the market. The rich and powerful paid the capability, that is they have used other people's services for any purpose. Warfare capabilities have found their organized and paid implementation among
... [Show full abstract] the first services. In the ancient times, leaders increased their military power by mercenaries. At the beginning, independent mercenaries were hired, and later the whole groups of such individuals, which quickly grew into organized mercenary military units. Nowadays they have become modern, efficient and highly profitable companies by the process of social evolution of such unit or association. According to statistics, about 70% of the human population lives in a conflict environment, and about 526,000 people die annually due to armed violence. The increase in insecurity, the need for protection of goods, mistrust in state institutions, the growth of urbanization and the fear of crime and terror further boost the development of the activity of private military and security companies. However, if we analyze the method of their engagement, the consequences and impact on the environment in which they are engaged, it can be concluded that there is a lot of space for the improvement of the legislative norms that regulate their activities.