1397 marked a pivotal year in Northern Europe with the formation of the Kalmar Union. This act united the crowns of Denmark, Norway, and Sweden, shaping the region's political landscape for over a century during the late Middle Ages.
1397 marked a pivotal year in Northern Europe with the formation of the Kalmar Union. This act united the crowns of Denmark, Norway, and Sweden, shaping the region's political landscape for over a century during the late Middle Ages.