Lord Kitchener by Gilbert K. Chesterton is a biography of the British military leader who served as Chief of Staff of the British Army during the Boer War and World War I. Chesterton's biography explores Kitchener's life and career, from his early days in the military to his rise to prominence as a leading figure in British military history. The biography also examines Kitchener's role in the Boer War and World War I, as well as his relationships with other key figures of the time.