On Tyranny: Twenty Lessons from the Twentieth Century

Diana: Her True Story - In Her Own Words: The Sunday Times Number-One Bestseller

The Road to Unfreedom: Russia, Europe, America

Revenge: Meghan, Harry and the war between the Windsors. The Sunday Times no 1 bestseller

On Freedom: The instant New York Times bestseller

The Taj Mahal: A History

Sketches from a Secret War: A Polish Artist's Mission to Liberate Soviet Ukraine

Meghan and Harry: The Real Story: Persecutors or Victims

The Reconstruction of Nations: Poland, Ukraine, Lithuania, Belarus, 1569-1999

Lady in Waiting: My Extraordinary Life in the Shadow of the Crown

Black Earth: The Holocaust as History and Warning

The Six Wives of Henry VIII: Find out the truth about Henry VIII’s wives

Nationalism, Marxism, and Modern Central Europe: A Biography of Kazimierz Kelles-Krauz, 1872-1905

The Monarchy: A Critique of Britain's Favourite Fetish

Catherine the Great: Portrait of a Woman

Victoria: The Queen: An Intimate Biography of the Woman Who Ruled an Empire

Thinking the Twentieth Century

A Royal Duty: The poignant and remarkable untold story of the Princess of Wales

The Quest for Queen Mary