For as long as dogs have lived alongside man, they have saved their lives in wartime with their bravery, loyalty and companionship. From the WWII dog that was adopted by the Royal Navy as a mascot, torpedoed, shot at and registered as a prisoner of war, to the more recent heroics of explosives dog, Bonnie, in Afghanistan and Iraq where she saved hundreds of military and civilian lives, this is a collection of the most incredible and heartwarming accounts from around the world.