The Pity of War: Explaining World War I

Empire: How Britain Made the Modern World

Civilization: The West and the Rest

The War of the World: Twentieth-Century Conflict and the Descent of the West

The Great Degeneration: How Institutions Decay and Economies Die

The War That Ended Peace: The Road to 1914

Kissinger: 1923-1968: The Idealist

Britain's War: Into Battle, 1937-1941

The Vanquished: Why the First World War Failed to End

The Great War: A Combat History of the First World War

The Sleepwalkers: How Europe Went to War in 1914