"History of the Great War. Volume 4. Champagne, Artva, Grodno; The Fall of Nish; Caucasus; Mesopotamia; Development of air force strategy; The United States and the War" is a book that will immerse you in the recreation of the events of the First World War. Looking at the events on the fronts in different parts of the world - from France and Belgium to the Caucasus and Mesopotamia, you will learn about the key battles and events of this period of history. In addition, the author examines the development of the Air Force and the influence of the United States on the events of the First World War. A fascinating narrative, detailed description of important events and a unique perspective on historical facts make this book unforgettable for all fans of history and military strategy.