The Pope Who Would Be King: The Exile of Pius IX and the Emergence of Modern Europe

Achtung Panzer!

The Kidnapping of Edgardo Mortara

The Popes Against the Jews: The Vatican's Role in the Rise of Modern Anti-Semitism

On Democracies and Death Cults: Israel, Hamas and the Future of the West

The Pope at War: The Secret History of Pius XII, Mussolini, and Hitler

Amsterdam: A History of the World's Most Liberal City

Oathbreakers: The War of Brothers That Shattered an Empire and Made Medieval Europe

The War in the West - A New History: Volume 1: Germany Ascendant 1939-1941

Baphomet Revealed: Mysteries and Magic of the Sacred Icon

Catastrophe: Europe Goes to War 1914

A Distant Mirror: The Calamitous 14th Century

The Secret of Chanel No. 5: The Intimate History of the World's Most Famous Perfume

Rome

Avenue of Spies: A True Story of Terror, Espionage, and One American Family's Heroic Resistance in Nazi-Occupied Paris

Cosa Nostra: The Definitive History of the Sicilian Mafia

Mussolini's War: Fascist Italy from Triumph to Collapse, 1935-1943

Saving Italy

Sicily: A Short History, from the Ancient Greeks to Cosa Nostra