Introduction. The object of the research in the article is the question of essence of law in modern science. The author in the research is guided by the analysis of various political and legal doctrines of law and state, allocating natural and legal, historical, normativity, psychological, sociological, Marxist-Leninist, realistic schools of law. Theoretical analysis. Emergence of this or that school of law is proved by political, economic and cultural changes taking place during a particular historical period.
