"My name is Christian I (Christiern I) (February 1426 – 21 May 1481) I was a German noble and Scandinavian monarch under the Kalmar Union. I was king of Denmark (1448–1481), Norway (1450–1481) and Sweden (1457–1464). From 1460 to 1481, I was also duke of Schleswig (within Denmark) and count (after 1474, duke) of Holstein (within the Holy Roman Empire). I was the first king of the House of Oldenburg."