Soldiering Against Subversion: The Irish Defence Forces and Internal Security During the Troubles, 1969–1998

An African History of Africa: Instant Sunday Times bestseller and shortlisted for the Nero Book Awards

A Bloody Day: The Irish at Waterloo

Man, Know Thyself: Volume 1 Corrective Knowledge of Our Notable Ancestors

Into Action: Irish Peacekeepers Under Fire, 1960–2014

Indaba, My Children: African Tribal History, Legends, Customs And Religious Beliefs

Rome and Jerusalem: The Clash of Ancient Civilizations

Soldiers of the Short Grass: A History of the Curragh Camp

About Time: Surviving Ireland's Death Row

A Bloody Summer: The Irish at the Battle of Britain

With Our Blessing: The unforgettable beginning to the addictive crime series (An Inspector Tom Reynolds Mystery Book 1)

A Bloody Dawn: The Irish at D-Day

Pioniers van die Dorsland

A Bloody Victory: The Irish at War’s End, Europe 1945

Celtic Art: The Methods of Construction

Precolonial Black Africa

Women and the Irish Revolution

O'Brien Pocket History of the IRA: From 1916 Onwards

Passport through Darkness: A True Story of Danger and Second Chances

Say Nothing: A True Story of Murder and Memory in Northern Ireland