A History of Europe: From Pre-History to the 21st Century

The Silk Roads: A New History of the World

The Age of Total War, 1860–1945

Storm of Steel

The Great War and the Making of the Modern World

Ancient Rome: The Rise and Fall of an Empire

A History of the 20th Century: Conflict, Technology and Revolution

Helmet For My Pillow [Illustrated Edition]

War in the Modern World, 1990-2014

A Distant Mirror: The Calamitous 14th Century

England in the Age of Austen

The Gestapo: A History of Hitler's Secret Police 1933–45

Maps and Politics

Ataturk

Air Power: A Global History

The Price of Glory: Verdun 1916

Crisis of Empire: Britain and America in the Eighteenth Century

Three Ordinary Girls: The Remarkable Story of Three Dutch Teenagers Who Became Spies, Saboteurs, Nazi Assassins–and WWII Heroes

War in the Nineteenth Century: 1800-1914

An Italian Girl in Brooklyn: A spellbinding story of buried secrets and new beginnings