Klaipėdos universitetas

The article summarizes the data about three participants of the battle of Durbė: Pomesanian Matto, Sambian Sklodo, and a Swedish noble Jonker Karl Ulfsson. Their social setting, life circumstances, and their role in the battle are discussed in a wider context of the history of military practices and behavior codes. The dissemination of information about the perishing of Jonker Karl Ulfsson in historical German and Swedish sources and historiography of different countries is analyzed, as well as the materials about the battle of Durbė in Erikskrönika.