Question: When was the king who was the subject of Siegfried Obermeier's "The Secret Diaries of Ludwig II of Bavaria" born? 
Sentence (from "Ludwig II of Bavaria"): Ludwig II (German: "Ludwig Otto Friedrich Wilhelm" ; English: Louis Otto Frederick William ; 25 August 1845 – 13 June 1886) was King of Bavaria from 1864 until his death in 1886.
Relevant evidence: Yes