- One Soldier's Story
- One Soldier's Story: 1939-1945
- One Square Mile of Hell
- One Tough Ombre
- One Tribe at a Time
- One Valley at a Time - Success Story of the Afghanistan Counterinsurgency (COIN) Campaign Against Ta...
- One Veteran’s Perspective
- One Who Survived
- One Woman’s War and Peace
- One World
- One Year and Eternity
- One-Man Airforce [Illustrated Edition]
- Onizuka Air Force Base
- Only an Ensign Volume 1, 2, 3
- Only an Ensign. A tale of the retreat from Cabul. Vol. I.
- Only an Observer
- Only Cry For The Living
- Only in the Mind of the Enemy: Can Deterrence Effectiveness be Measured? Military Deception, Histori...
- Only the Brave
- Only the Valiant
- Onopgeloste raadsels
- Onslaught on Hitler's Rhine
- Ontmaskering van die Holocaust Ontkenningsteorieë
- Onward We Charge
- Ooggetuigen van Sobibor
- Oops! A War Story For Children
- Opa's Tales
- Open for the Season
- Opening NATO's Door
- Opening the Great Depths
- Operace Stepní požár
- Operaciones especiales de la Segunda Guerra Mundial
- Operaciones especiales en la Edad de la Caballería
- Operación Anorí 1973 Derrota militar del Eln: Muerte de Antonio y Manuel Vásquez Castaño
- Operación Barbarroja
- Operación Barbarroja: Una Guía Fascinante de los Primeros Meses de la Guerra entre Hitler y la Unión...
- Operación Forager
- Operación Mangosta
- Operación Marquetalia Mitos y Realidades del origen de las Farc
- Operación Odiseo 2011 Así cayó Alfonso Cano ideólogo del terrorismo de las Farc
- Operación Sodoma Muerte del Mono Jojoy: Caída del capo del narcotráfico y el terrorismo de las Farc
- Operate Your Rifle Like a Pro – U.S. Army Official Manual
- Operating Below Crush Depth
- Operation Agreement
- Operation Ajax: A Case Study on Analyst-Policy Maker Tensions and the Challenges of Estimative Intel...
- Operation Alacrity
- Operation Anaconda: An Air Power Perspective - Unique Case Study in Application of Force, Lessons on...
- Operation Anaconda: Lessons for Joint Operations - Analysis of Complex Afghanistan War Battle, Probl...
- Operation Anaconda: Lessons Learned, or Lessons Observed? Looking at Inconsistencies and Omission in...
- Operation Backhander
- Operation Bagration, 23 June-29 August 1944
- Operation Barbarossa 1941
- Operation Barbarossa: Nazi Germany's War in the East, 1941-1945
- Operation Barras
- Operation Basalt
- Operation Big
- Operation Big Ben: The Anti-V2 Spitfire Missions
- Operation Blunderhead
- Operation Cakewalk
- Operation Certain Death
- Operation Chaos
- Operation Chariot
- Operation Chowhound
- Operation Colossus
- Operation Compass
- Operation Corporate: Operational Artist's View of the Falkland Islands Conflict
- Operation Crossbow
- Operation Crossbow 1944
- Operation Crossroads - Lest We Forget! An Eyewitness Account, Bikini Atomic Bomb Tests 1946
- Operation Crusader and the Desert War in British History and Memory
- Operation Dark Heart
- Operation Desert Storm
- Operation Dingo
- Operation Dragoon
- Operation Dragoon: Unified Land Operations and Elements of Operational Art in Southern France - Vita...
- Operation Dynamo
- Operation Dynamo: The Battle of Dunkirk
- Operation Eagle Claw 1980
- Operation Enterprise: The Battle for Salisbury, Rhodesia
- OPERATION FORAGER: Air Power in the Campaign for Saipan
- Operation Fortitude
- Operation Fortitude: The Closed Loop D-Day Deception Plan
- Operation Friction 1990-1991
- Operation Galvanic
- Operation Goodwood
- Operation Heartbreak
- Operation Heartbreak and The Man Who Never Was
- The Way Home
- Operation Husky
- Operation HUSKY: A Critical Analysis
- Operation Husky
- Operation HUSKY: A Critical Analysis
- Operation Husky: Operational Art in Large Formation Combined Arms Maneuver - Study of Allied Army Wo...
- Operation Iceberg
- Operation Iraqi Freedom
- Operation Ivy Bell
- Operation Jedburgh
- Operation Jihadi Bride
- Operation Just Cause: The Planning and Execution of Joint Operations in Panama - Noriega, Media and ...
- Operation KE
- Operation Kinetic
- Operation Lena and Hitler's Plots to Blow Up Britain
- Operation Long Jump
- Operation Market Garden
- Operation Market Garden: Case Study for Analyzing Senior Leader Responsibilities
- Operation Market-Garden 1944 (2)
- Operation Market-Garden: Ultra Intelligence Ignored
- Operation Mayhem
- Operation Medusa
- Operation Mekong
- Operation Menace
- Operation Millpond: U.S. Marines in Thailand, 1961 - Air America Covert Operations, Udorn Airfield, ...
- Operation Millpond: U.S. Marines in Thailand, 1961 [Illustrated Edition]
- Operation Mongoose
- Operation Neptune [Illustrated Edition]
- Operation Nightmare
- Operation Nimrod: The Iranian Embassy Siege
- Operation Overlord (3-in-1 True Combat Compendium)
- Operation Overlord, Design and Reality; The Allied Invasion of Europe
- Operation Oyster World War II's Forgotten Raid
- Operation Paperclip
- Operation Peace for Galilee
- Operation Pedestal
- Operation Ranch Hand: The Air Force and Herbicides in Southeast Asia - 1961-1971 - Agent Orange, C-1...
- Operation Red Wings
- Operation Restore Hope - The U.S. Army in Somalia, 1992-1994
- Operation Rheinübung und der letzte Kampf der Bismarck
- Operation Rising Sun
- Operation Rolling Thunder: Strategic Implications Of Airpower Doctrine
- Operation Rösselprung And The Elimination Of Tito, 25 May 1944: A Failure In Planning And Intelligen...
- Operation Sea Lion: A Joint Critical Analysis
- Operation Sealion
- Operation Sealords: A Front in a Frontless War, An Analysis of the Brown-Water Navy in Vietnam
- Operation SEALORDS: A Study in the Effectiveness of the Allied Naval Campaign of Interdiction