* The Last Warrior (1991)
* The Dragon's Return (1992)
* The Elven King (1993)
* The Dwarven Lord (1994)
* The Orc's Battle (1995)
* The Lost Tribe (1996)
* The Forbidden Land (1997)
* The Last Hope (1998)
Non-fiction:
* The History of the Middle Ages (1999)
* The Crusades (2000)
* The Renaissance (2001)
* The Reformation (2002)
* The Age of Enlightenment (2003)
* The French Revolution (2004)
* The Napoleonic Wars (2005)
* The Industrial Revolution (2006)
* The World Wars (2007)
* The Cold War (2008)
* The Modern Age (2009)
* The Future of Humanity (2010)
He has also written several short stories and articles, as well as a number of children's books.