Frank Brent, an NCO with the Australian Imperial Force, fought at Gallipoli. His account details how killing the enemy became an act of revenge over fallen friends.

Katie Morter, a civilian in Manchester, recalls the heartbreak of receiving a letter informing her of her husband's death at the Somme.

Henry Williamson, a Private with the London Rifles and later a Junior Officer with the Bedfordshire Regiment, recalls life on the Western Front and the Christmas Truce of 1914.

Cecil Arthur Lewis, a fighter pilot with the Royal Flying Corps, had only 20 hours of flying experience when first posted to France for reconnaissance and contact patrol duties.

Stefan Westmann, a Corporal with the German 29th Infantry Division, recollects the moment he killed a French Corporal. He also describes an act of kindness by British soldiers.

Charles Carrington of the Royal Warwickshire Regiment commanded a front line company at Passchendaele, aged just 20, and lost most of his men to shellfire.