The Royal Medal of Recompense was established by a king that was Duke of Schleswig during what years?
Christian IX of Denmark Christian IX (8 April 181829 January 1906) was King of Denmark from 1863 to 1906. From 1863 to 1864, he was concurrently Duke of Schleswig, Holstein and Lauenburg.
Elisabeth Augusta Lindenov Elisabeth Augusta of Schleswig-Holstein (28 December 1623 – 9 August 1677) was the daughter of king Christian IV of Denmark and Kirsten Munk. She shared the title "Countess of Schleswig-Holstein" with her mother and siblings.