Murder of Bishop Henry of Finland

Date: January 20, 1156 • Location: Köyliö, Finland

According to legend, Lalli slew Bishop Henry of Finland with an axe on the ice of Lake Köyliönjärvi in Köyliö.

Lalli is an apocryphal character from Finnish history and one of the most well-known figures in Finnish medieval legend. According to tradition, he was a prosperous yeoman farmer who killed Bishop Henry, who was spreading Christianity to then pagan Finland, on the ice of lake Köyliö on 20 January in the late 1150s.