“Messages to King Johan III of Sweden: Documentary and Artistic” is a unique work that combines elements of historical documentary and fiction. The author of the book is Ivan IV the Terrible, one of the most controversial and vivid figures in the history of Russia. This work opens to readers the veil over the complex political intrigues of the XVI century, when Russia and Sweden were in a state of constant rivalry. The book is a collection of letters written by Ivan the Terrible to King Johan III of Sweden. These letters, filled with emotional richness and political depth, provide an opportunity to look into the thoughts and feelings of one of the most famous Russian rulers. The reader will be able to see how Grozny uses words as a weapon in the struggle for power, how he manipulates political circumstances and how his personal ambitions are intertwined with the fate of entire peoples. This work will be interesting to both lovers of history and those who are interested in political games and diplomacy. Young people, students and all those who want to better understand the historical processes that took place in Russia and Europe in the XVI century, will find in this book a lot of useful information. It will also attract the attention of those who are fond of historical novels and documentary works, because the writing style of Ivan IV the Terrible combines the rigor of documentary and the liveliness of artistic prose. The themes raised in the book are diverse and multi-faceted. It deals with issues of power and responsibility, betrayal and loyalty, as well as personal and state morality. Terrible, as an author, is not afraid to openly talk about his fears and doubts, which makes his image more human and close. The reader will be able to see how personal experiences influence political decisions, and how, in the face of the constant threat of external enemies, the character of the leader is formed. The style of Ivan IV the Terrible in this work is distinguished by brightness and expressiveness . His letters are full of metaphors, allegories and deep reflections, which allows the reader not only to understand the historical context, but also to feel the atmosphere of time. This is not just a set of dry facts, but a real literary work in which every word has meaning. The book “Messages to King Johan III of Sweden” will be a real find for those who are looking for extraordinary works that can expand their horizons and deepen their understanding of history. It can be an excellent addition to the library of any connoisseur of historical literature, as well as serve as a basis for discussions on politics, power and human nature. If you are looking for works that will help you better understand complex historical processes, or want to immerse yourself in the world of intrigue and diplomacy, this publication will be a real discovery for you. Read, analyze, and reflect on how history shapes our present and future.