He was a son of Birger Jarl, and became a king after a rebellion against his brother Valdemar. He was succeeded by his ten-year-old son Birger Magnusson with Torkel Knutsson acting as his guardian.
He was a son of Birger Jarl and became a king after a rebellion against his brother Valdemar. He was succeeded by his ten-year-old son Birger Magnusson with Torkel Knutsson acting as his guardian.