"Napoleon and Alexander I. Union with Russia during the First Empire" is the third part of Albert Vandal's historical research, devoted to the description of the relationship between Napoleon Bonaparte and Alexander I during the period of the first French Empire. The author examines in detail the alliance between France and Russia, which arose at that time, and the influence of this alliance on the great politics and events of the French state. In his book, Vandal describes the key events and circumstances that accompanied the formation and destruction of the alliance between these two great powers, revealing the complex relationship between Napoleon and Alexander I. In-depth analysis and extensive documentary material make this book a must-read for anyone interested in history Russian-French relations and the era of Napoleon.