Anna of Russia their mother Catherine I, who had previously been a maid in his household. On the other hand, Praskovia Saltykova, the wife of Ivan V, had been a nobleman's daughter and a devoted wife and mother; moreover, she had been a lady greatly respected for her many virtues, not least her chastity. Finally, the Russian Supreme Privy Council led by Prince Dmitri Golitzyn selected Anna, the second daughter of Ivan V, to be the new Empress of Russia. She was selected in preference to her elder sister Catherine even though Catherine was at that time resident in Russia whereas Anna was
Duke Peter Alexandrovich of Oldenburg Duke Peter Alexandrovich of Oldenburg Peter Alexandrovich of Oldenburg (Duke Peter Friedrich Georg von Oldenburg) (21 November 1868 – 11 March 1924) was the first husband of Grand Duchess Olga Alexandrovna of Russia, the youngest sister of Tsar Nicholas II. He was born in Saint Petersburg, the only child of Duke Alexander Petrovich of Oldenburg (1844–1932) and Eugénie Maximilianovna of Leuchtenberg (1845–1925). His mother was a granddaughter of Tsar Nicholas I of Russia through Nicholas's daughter, Grand Duchess Maria Nikolayevna, and his father was a great-grandson of Tsar Paul I of Russia through his paternal grandmother Grand Duchess Catherine Pavlovna.