"Christine Louise of Oettingen-Oettingen (20 March 1671 in Oettingen – 3 September 1747 in Blankenberg) was Duchess of Brunswick-Lüneburg. She was the maternal grandmother of Empress ...
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Maria Theresa I, The Holy Roman Empress, Emperor Peter II of Russia and also Charles I, Duke of Brunswick-Wolfenbüttel." - (en.wikipedia.org 21.02.2021)
