"History of the Iberian War, Volume 3, September 1809 - December 1810: Ocana, Cadiz, Bussaco, Torres Vedras" is a scientific research work by the eminent British historian Charles Oman. In his book, the author examines the period of the history of the Iberian War at the end of 1809 - the beginning of 1810, focusing on the key events and battles of this period. Oman details the events of this time, including the Battle of Ocala, the Siege of Cadiz, the Battle of Bussaco and the unique defense of Torres Vedras. The author analyzes the tactics, strategy and techniques of warfare by the parties to the conflict, revealing the key points of this important period of European history. Charles Ohmann's book is an important source of knowledge for those interested in military history, warfare strategy, and the study of the events of the Iberian conflict. The author has successfully combined historical accuracy with an interesting narrative, which makes the book fascinating for readers of any level of knowledge."