The archive organised by subject rather than by category.
The Viking Age: The Scandinavian expansion of the eighth to eleventh centuries: the kings, the battles, the ships and the weapons.
The Crusades: Two centuries of holy war in the eastern Mediterranean: the campaigns, the crusader states, the military orders and the people on both sides.
The Byzantine Empire at War: A thousand years of Roman warfare in the east: the sieges of Constantinople, the reconquests, the defeats, and the emperors who fought them.
The Hundred Years' War: The Anglo-French wars of 1337–1453: Crécy, Poitiers, Agincourt, Joan of Arc, and the artillery that ended it.
The Norman Conquest: England in 1066: three claimants, three battles in three weeks, and the conquest that remade the kingdom.
The Mongol Invasions: The campaigns that reached central Europe: Kalka, the destruction of the Rus principalities, Legnica and Mohi.
The Reconquista: Seven centuries in Iberia: al-Andalus, the Christian kingdoms, Las Navas de Tolosa and the making of Spain and Portugal.