Natalya Alexeyevna of Russia the siblings had worsened, and she visited her former sister-in-law Eudoxia in her exile. She died of a stomach catarrh in 1716. She is portrayed in the novel "Peter I" by Aleksey Tolstoy. Natalya Alexeyevna of Russia Tsarevna Natalya Alexeyevna of Russia (22 August 167318 June 1716) was a Russian playwright. She was the elder daughter of Tsar Alexis and his second wife, Natalia Naryshkina, and the sister of Peter the Great. Natalia shared the difficulties of her mother and brother during the regency of her half-sister, Tsarevna Sophia. She was very close to her brother Peter, and the siblings
Grand Duchess Catherine Mikhailovna of Russia Grand Duchess Catherine Mikhailovna of Russia Grand Duchess Catherine Mikhailovna of Russia (Ekaterina Mikhailovna Romanova), () (28 August 1827 – 12 May 1894), was the third of five daughters of Grand Duke Michael Pavlovich of Russia, youngest son of Tsar Paul I, and Princess Charlotte of Württemberg. She was born in St. Petersburg. She had two elder sisters, Grand Duchess Maria and Grand Duchess Yelizaveta, called "Lili". Two more sisters were born after her, Alexandra and Anna, who both died young. On 16 February 1851 in St. Petersburg, Catherine married Duke Georg August of Mecklenburg-Strelitz (1824–76), second son of Georg,