What is the date of death for XXX?
Prince Karl Anton of Hohenzollern
Prince Karl Anton of Hohenzollern-Sigmaringen (German: Karl Anton Joachim Zephyrinus Friedrich Meinrad Fürst von Hohenzollern-Sigmaringen) (7 September 1811 -- 2 June 1885) was head of the Princely House of Hohenzollern-Sigmaringen, Hohenzollern from 1869 and Prime Minister of Prussia.