The Russian world, its history and achievements, its greatness and glory, its victories and achievements. Open the Russian world for yourself, open this book. In it: Russian world, Russian history. The author convincingly proved that the name of the river "Borisfen" never existed. The river was called differently, just as there was no name "Kievan Rus," "Moscow Rus," there was no division into Ukraine, Belarus, Russia. All divisions, names are invented, often by historians, but there was one name "Rus." There is only one source - Rus. The reader will learn about the origin of the Russian state, the origin of the ethnonym Rus, Rus, Russians, the names of Rus, Rusia, the Land of Russk, Rus, Russia and will make a fascinating excursion through Russia, according to its history, to its very origins.