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
Peter III of Russia Charles Frederick, Duke of Holstein-Gottorp (a nephew of Charles XII of Sweden), and Anna Petrovna (a daughter of Emperor Peter I and Empress Catherine I of Russia). His mother died shortly after his birth. In 1739, Peter's father died, and he became Duke of Holstein-Gottorp as Charles Peter Ulrich () at the age of 11. When Elizabeth, his mother's younger sister, became Empress of Russia, she brought Peter from Germany to Russia and proclaimed him her heir presumptive in the autumn of 1742. Previously in 1742, the 14-year-old Peter was proclaimed King of Finland during the Russo-Swedish War (1741–1743), when