Ki vette feleségül Princess Zorka of Montenegro-t?

Princess Zorka Karađorđević (Serbian Cyrillic: Кнегиња црногорска Зорка; 23 December [O.S. 11 December] 1864 – 16 March [O.S. 4 March] 1890), born Princess Ljubica of Montenegro, was the eldest child of Prince Nicholas I and Princess Milena of Montenegro, who later became the country's king and queen consort. In 1883, Ljubica married Prince Peter Karađorđević and she changed her name to Zorka (and her surname to Karađorđević). She died in childbirth while giving birth to Prince Andrija on 16 March 1890. Prince Andrija died shortly thereafter. Zorka's husband later became king of Serbia as Peter I.

I. Péter (szerbül: Петар I Карађорђевић / Petar I Karađorđević; Belgrád, 1844. június 29. – Belgrád, 1921. augusztus 16.) 1903–1918 között Szerbia királya, majd 1918-tól a Szerb–Horvát–Szlovén Királyság, azaz a majdani Jugoszlávia uralkodója. A Karagyorgyevics-ház tagja.