In the book "The Diplomatic Correspondence of Bertrand de Salignac de La Motte Fénelon, Volume Four: French Ambassador to England from 1568 to 1575", the reader gets a unique opportunity to look at important historical events and diplomatic relations of the 16th century. The author proposes to reveal the secrets and intricacies of international relations at that time through the correspondence of the outstanding diplomat Bertrand de Salignac de La Motte Fénelon. This book is not only a document of history, but also a famous work that preserves the ancient culture of interstate relations and helps to understand the essence of diplomacy of past centuries.