- Saat des Terrors
- Sabre Squadron
- Safeguarding Democratic Capitalism
- Sahib
- Saint-Cyr (tome 1/2)
- Saint-Cyr (tome 2/2)
- Sam Sat
- Samurai
- Samurai and Ninja
- Samurai Strategies
- Samurai Sword
- Samurai Swords - A Collector's Guide
- Samurai Swords for the Material Battle
- Samurai Swordsman
- Samurai Tales
- Samurai Weapons
- Samurai Wisdom
- Samuraischwerter für die Materialschlacht
- SAS and Elite Forces Guide Sniper
- Saving Food
- SBS – Silent Warriors
- Scarcity
- Schwarzbuch Waffenhandel
- Scientific Karate Do
- Scourge of Rome
- Sea Warfare
- Secession and Security
- Secret Tactics
- Secret Tactics
- Secrets and Leaks
- Secrets of the Conqueror
- Secrets of the Japanese Art of Warfare
- Secrets of the Samurai
- Securing Japan
- Security, Loyalty, and Science
- See It
- Seeking the Bomb
- Seemannsdrama in Goa - Vier brennende Schiffe und ein Superspion, den es nie gab
- Selbstverteidigung präventiv effektiv realistisch
- Shadow Warriors / Les Guerriers de l'Ombre
- Shipmates
- Sicherheit, Supermacht und Schießgewähr
- Sink the Belgrano
- Sis
- Sit On It
- Six Weeks of Blenheim Summer
- Small Arms
- Small Wars, Big Data
- Sniping in France, with Notes on the Scientific Training of Scouts, Observers, and Snipers
- So Much to Lose
- Social States
- Soldier in the Sinai
- Some Do Not...
- Sotavankikohtalot
- Soul of the Samurai
- Special Duty
- Speeches against Catilina
- Spies and Secret Service - The Story of Espionage, Its Main Systems and Chief Exponents
- Spies, Lies, and Algorithms
- Spitfire Girl
- Stalag VII A Moosburg
- Standard Operating Procedure
- Statecraft by Stealth
- Stauffenberg
- Stirling Castle
- Stopping the Bomb
- Stoppt Barbarossa!
- Storm of Steel
- Strategic Adjustment and the Rise of China
- Strategic Studies and Public Policy
- Su-34前線轟炸機
- Su-35 第二冊:機體‧動力‧控制‧飛行
- Submarine Commander
- Sulu Sea
- Sun Tzu NE.
- Sun Tzu's Art of War for Women
- Sun Tzu's The Art of War
- Super Bomb
- Supermacht China – Die chinesische Weltmacht aus Asien verstehen
- Surface and Destroy
- Surgeon's Mate-The Diary of John Knyveton, Surgeon in the British Fleet During the Seven Years War 1...
- Sustainability of the Food System