Stories about Stepan Razin, the Cossacks and the rebel people, 1670. A peasant uprising broke out in Russia against the tsar and landowners. The uprising turned into a real war of the working people against their enslavers. The head of the people's army was a wise and decisive leader - Stepan Timofeevich Razin. From the stories included in the book "The Terrible Horseman", the reader learns about the great people's campaign, about the reforms that the Razins carried out in liberated cities and villages, about the organization of the rebel troops, about their plans for the future transformation of Russia.