The ArmyChief Library
Military History
Follow the changing organisation of armies and the contexts in which leaders served.
Development collection · Historical summaries await reference checking. Portrait artwork is illustrative, not an authentic likeness.
01
3000 BC – 500 AD
Ancient Era
Legions, phalanxes and the first standing armies.
02500 – 1500
Medieval Era
Knights, castles and feudal levies.
031500 – 1789
Early Modern Era
Gunpowder, pike-and-shot and professional armies.
041789 – 1815
Napoleonic Era
Mass conscription and the corps system.
051914 – 1918
World War I
Trench warfare and industrial-scale conflict.
061939 – 1945
World War II
Combined arms on a global stage.
071947 – 1991
Cold War
Deterrence, proxy wars and doctrine.
081991 – Present
Modern Era
Coalitions, technology and new domains.