Wilhelm II or William II (German: Friedrich Wilhelm Viktor Albert; 27 January 1859 – 4 June 1941) was the last German Emperor (Kaiser) and King of Prussia. He reigned from 15 June 1888 until his abdication on 9 November 1918 shortly before Germany's defeat in World War I. The eldest grandchild...

Diana, Princess of Wales (born Diana Frances Spencer; 1 July 1961 – 31 August 1997) was a member of the British royal family. She was the first wife of Charles, Prince of Wales, and the mother of Prince William and Prince Harry. Diana's activism and glamour made her an international icon and...

Christian IX (8 April 1818 – 29 January 1906) was King of Denmark from 1863 until his death in 1906. From 1863 to 1864, he was concurrently Duke of Schleswig, Holstein and Lauenburg. Growing up as a prince of Schleswig-Holstein-Sonderburg-Glücksburg, a junior branch of the House of Oldenburg...