Twilight of the Habsburgs: The Life and Times of Emperor Francis Joseph Paperback ISBN 978-0-87113-665-7 1997
A Brief History of Napoleon in Russia
Kings and queens of England
Napoleon & Marie Louise : the Emperor's second wife
Bernadotte: Napoleon's Marshal, Sweden's King
The Life and Times of George IV
Metternich
(German) Metternich. Der Staatsmann Europas ISBN 978-3-546-47346-0 1986
Alexander I : Tsar of war and peace
(German) Alexander I. Gegenspieler Napoleons. ISBN 978-3-453-55114-5 1984
The Kaiser: Warlord of the Second Reich ISBN 978-0-297-77393-1 1978
Bismarck
Kemal Atatürk (Makers of the 20th Century)
Princes of Wales
The Royal House of Greece
The Chancelleries of Europe
Franz Joseph I
Frederick The Great
Sam Boyce (Australia)
History
The Decline and Fall of the Ottoman Empire ISBN 978-0-87131-754-4 1993 — an overview of the Ottoman Empire from the Battle of Vienna lost in 1683 to the abolition of the Sultanate in 1922 by Mustafa Kemal
(German) Verfall und Untergang des Osmanischen Reiches ISBN 978-3-453-11768-6 1997
Victory, 1918
Nations and empires
Age of optimism
Fictional minds
The gardeners of Salonika
Russia in War and Peace
The Baltic: A New History of the Region and Its People
Northern Shores: A History of the Baltic Sea and Its Peoples hardcover: ISBN 978-0-7195-6287-7 2005, paperback: ISBN 978-0-7195-6299-0 2006
Napoleon in Russia
Napoleon's Russian Campaign ISBN 978-0-7867-1263-2 2003
Banner of Battle: Story of the Crimean War Hardcover ISBN 978-0-297-79042-6 1987
East End: Four Centuries of London Life, Paperback ISBN 978-0-7195-5666-1 2000, ISBN 978-0-7195-6640-0 2004
The Salient Hardcover ISBN 978-1-84119-633-6 2007
Reference works
A dictionary of modern history, 1789-1945
The Penguin dictionary of twentieth-century history
Penguin Dictionary of Modern History, 1789-1945
Quotations in History : A Dictionary of Historical Quotations
Who's Who in Modern History
An Encyclopaedia of Napoleon's Europe
The Facts on File Dictionary of 20th Century History
Dictionary of the British Empire and Commonwealth
Who's Who in World Politics
A dictionary of modern politics
The chronology of British history
--Honours and Awards==He was elected a Fellow of the Royal Society of Literature in 1980.