The novel by the famous writer Viktor Potievsky “Horseman of Time” is dedicated to the outstanding Finnish and Russian commander and politician - Marshal of Finland Baron Carl Gustav Emil Mannerheim. A diplomat who spoke seven languages, an orientalist, a traveler, a commander with extensive military experience and experience as a military intelligence officer, he was endlessly devoted to his Finland all his life. The life of Baron Mannerheim is an exciting thriller, a continuous cascade of incredible events and situations from which he always emerged with honor. And when his time passed, this wonderful man - already being the president of his native Finland - did not prove to anyone that he was better, but simply stepped aside, giving way to those who replaced him. The novel “The Horseman of Time” is the first work of fiction about Baron Gustav Mannerheim, a great man and patriot.