The Thin Green Line: The History of the Royal Ulster Constabulary GC, 1922–2001

SAS: Rogue Heroes: The authorized wartime history from the Sunday Times bestselling author

The Siege of Derry 1689: The Military History

The Second World War

Helmand Mission: With The Royal Irish Battlegroup in Afghanistan 2008

The Choice: A true story of hope

Hobart's 79th Armoured Division at War: Invention, Innovation & Inspiration

The Last Stand of the Tin Can Sailors: The Extraordinary World War II Story of the U.S. Navy's Finest Hour

The Rape Of Nanking: The Forgotten Holocaust Of World War II

Eighth Army in Italy, 1943-45: The Long Hard Slog

The Forgotten Soldier

Victory in Italy: 15th Army Group's Final Campaign, 1945

Panzer Ace: The Memoirs of an Iron Cross Panzer Commander from Barbarossa to Normandy

In the Ranks of Death: The Irish in the Second World War

Citizen Soldiers: The U.S. Army from the Normandy Beaches to the Bulge to the Surrender of Germany June 7, 1944, to May 7, 1945

Churchill's Greatest Fear: The Battle of the Atlantic 3 September 1939 to 7 May 1945

Adolf Hitler: The Definitive Biography

Royal Artillery in the Second World War: The Royal Artillery in the Second World War

Panzer Commander: The Memoirs of Colonel Hans von Luck