In 1217 the conflict again erupted, when Władysław Spindleshanks reconciled with Leszek and Henry and received free rein to expel Władysław Odonic, who fled to the court of Duke Swietopelk II of Pomerelia.
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On 24 November 1227, during a diet of the Polish Piast dukes at Gąsawa, he was assassinated, probably on orders from Duke Swietopelk II of Pomerelia.