The book offered to the reader continues the series Russia - the way through the centuries. It is dedicated to the period from 1725 to 1762, aptly called by V. O. Klyuchevsky "the era of palace coups." For 37 years, six rulers have changed on the throne. All of them came to power as a result of the intrigues of warring noble groups, the main role was played by the guard. During these years, Russia waged difficult wars, the nobility sought to expand their rights, the situation of the peasants worsened, and governments spent meager budget funds on amusements of sovereigns. However, in the same years, the development of the Far East continued, new educational institutions were opened, science and art developed. The book continues the acquaintance of readers with Russian history.