Prince Nicholas of Greece and Denmark was the son of which king that was assassinated in 1913?
George I of Greece George I (Greek: Γεώργιος Α΄ , "Geórgios I"; born Prince William of Schleswig-Holstein-Sonderburg-Glücksburg; 24 December 1845 – 18 March 1913) was King of Greece from 1863 until his assassination in 1913.
Prince Nicholas of Romania Prince Nicholas of Romania (Romanian: "Principele Nicolae a României" ; 5 August 1903 – 9 June 1978), later known as Prince Nicholas of Hohenzollern-Sigmaringen, was the fourth child and second son of King Ferdinand I of Romania and his wife Queen Marie.