"Humphrey, Duke of Gloucester: A Biography" is a fascinating book by the Anglo-French historian Kenneth Hotham Vickers about the life and activities of the great English politician and military leader of the Warburg era - Humphrey, Duke of Gloucester. The book reveals to the reader not only the historical context and events connected with the activities of this outstanding figure, but also the inner world and motivations of Gloucester himself. Through Vickers' research, the reader can gain a better understanding of the important role he played in 15th century politics and warfare. The book also details his relationship with other prominent figures of the time and his influence on the events of his time."