THE INSTITUTION OF COURT THE EASTERN SLAVS IN THE FORMATION OF OLD RUSSIAN STATEHOOD Gaynutdinov Ravil Kamilevich, Dr of law, associate professor. <...> Email: crowss@mail.ru Annotation: Problems of transition periods has always attracted the attention of researchers. <...> Among them one of the most interesting is the issue of statehood and its major institutions. <...> The analysis of these processes shows the presence of a number of poorly explored problems, including those associated with the formation of the Institute of the court in the emergence of the Ancient Russian state. <...> The article attempts to show the evolution and the mechanism to turn the court from a form of self-regulation of social relations of the tribal system in one of the most important regulatory institutions. <...>