Custer's Trials (Pulitzer Prize Winner): A Life on the Frontier of a New America

The First World War

Roosevelt: The Soldier of Freedom (1940-1945)

The Drillmaster of Valley Forge: The Baron de Steuben and the Making of the American Army

Red Famine: Stalin's War on Ukraine

Washington: A Life

Thomas Jefferson: The Art of Power

God in the White House: A History: How Faith Shaped the Presidency from John F. Kennedy to George W. Bush

The History of the Medieval World: From the Conversion of Constantine to the First Crusade

Victory 1918: The definitive history of the end of the Great War

Darkest Hour: How Churchill Brought England Back from the Brink