In this monograph legal aspects of making of foundations of western model of state system are considered beginning whis Ancient Rome on the territory of former Western Roman Empire,England,France, Germany, Latin America and the USA. Through historical and legal material some regularities are dispayed which recur in time and in all the studies countries. The fist regularity is securing landownership. It is on the basis of land property that representative body of power, a single court system and court procedure are formed. This book is for students of law universities, and for lecturers,postgraduate students and for those interested in the problems of history of state and law.