By Series - Magill’s Guide to Military History
- Australian Military
- Austro-Swiss Wars
- Austro-Turkish Wars
- Avars
- Aztec Empire
- Bābur
- Babylonian Empire
- Bakufu
- Balkan Wars
- Ballistic Weapons
- Ban Chao
- Baron Friedrich Wilhelm von Steuben
- Baron Manfred von Richthofen
- Baron Menno van Coehoorn
- Barons’ War
- Basil Liddell Hart
- Basque War for Independence, 1959-2000
- Battalion
- Battle of Acre
- Battle of Actium
- Battle of Adowa
- Battle of Adrianople
- Battle of Aegospotami
- Battle of Agincourt
- Battle of Alexandria
- Battle of Algiers
- Battle of Aliwal
- Battle of Alma
- Battle of Ambuila
- Battle of Amiens
- Battle of Amoaful
- Battle of Ankara
- Battle of Antietam
- Battle of Arnhem
- Battle of Arogee
- Battle of Arsuf
- Battle of Assaye
- Battle of Austerlitz
- Battle of Ayacucho
- Battle of Baghdad
- Battle of Balaklava
- Battle of Baltimore
- Battle of Bannockburn
- Battle of Bataan
- Battle of Beachy Head
- Battle of Beersheba
- Battle of Berezina River
- Battle of Berlin
- Battle of Blenheim
- Battle of Blood River
