Not a single plot of Russian history caused such bitter polemic, as a question about the origin of the Old Russian state. Since XVIII of century do researchers argue - who were varangians, where Рюрик came from on Rus? On an extent already of almost three centuries on this occasion by historians mass of arguments was outspoken both "after" and "against" one or another version, all present sources are studied, it would seem,, but dispute between researchers proceeds until now. The author of book finds new, at times unexpected arguments in behalf on the point of view.