"The complete collection of works of Sergei Solovyov. Volume 51. Diary, 1890" is a unique edition that allows the reader to experience the year 1890 step by step together with the outstanding Russian historian, writer and publicist Sergei Solovyov. This book contains entries from the author's diary, which reveal to the reader not only the historical events of that time, but also the spiritual world of Solovyov himself. He shares his thoughts, observations, impressions of meetings with notable figures of his time, events that changed life and the country. This book is not only a source of historical information, but also a kind of guide to the world of an era when cultural, political and personal dramas were intertwined, which influenced the further course of history.