The Sixth Crusade: Frederick II, Holy Roman Emperor, signs a ten-year truce with al-Kamil, regaining Jerusalem, Nazareth, and Bethlehem with neither m...

The Sixth Crusade: Frederick II, Holy Roman Emperor, signs a ten-year truce with al-Kamil, regaining Jerusalem, Nazareth, and Bethlehem with neither military engagements nor support from the papacy.