Events January 20 — According to legend, freeholder Lalli slays English crusader Bishop Henry with an axe on the ice of lake Köyliönjärvi in Finland. Prince Yuriy Dolgorukiy founds and fortifies Moscow. The Carmelite Order's established. The Hōgen Rebellion erupts in Japan. The Privilegium Minus elevates Austria to the status of a duchy ruled by the Babenburgs family. Mosan artists create the Stavelot Triptych, a masterpiece of goldsmithing, as a reliquary to hou… (More on 1156)