Old Swedish king assassinated by Arn and Knut, sparking immediate civil war.
Their rivalry forms the political basis of the Swedish civil war.
Knut belongs to the faction fighting Karl Sverkersson for control of Västra Götaland, and Karl is killed in the struggle.
Arn's direct participation makes Karl his political enemy and victim.
Arn helps Knut Eriksson kill the old king Karl Sverkersson.
Explore the full interactive character relationship map of Arn: The Knight Templar