William of Holland takes Aachen from Frederick's…

Aachen Nordrhein-Westfalen Germany View →

Conrad IV of Germany View → Frederick II View → Henry II, Duke of Brabant View → Pope Innocent IV View → William II, Count of Holland View →

Papal States (Republic of St. Peter) View → Mainz, Electoral Archbishopric of View → Cologne, Electorate of View → Holy Roman Empire View → Welf, House of View → Austria, Archduchy of View →

Guelphs and Ghibellines View → Holy Roman Empire-Papacy War of 1243-50 View →

Weapons View →

Commerce View → Labor and Service View → Conflict View → Faith View → Government View → Technology View →