• The Earldom of Orkney, the Duchy of Schleswig and the Kalmar Union in 1434 

      Grohse, Ian Peter; Magnussen, Stefan (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-11-02)
      In August 1434, Erik VII, king of Denmark, Norway and Sweden, confirmed William Sinclair as earl of Orkney, thus ending a decade-long dispute over the hereditary nature of that island fief. Although surviving sources pertaining to Orkney tell us little about Erik VII’s motives, historians have traditionally pointed to circumstances in and around the isles to explain the king’s acknowledgement of ...