Michael of Russia and western music began to take hold in Russia. From his marriage to Eudoxia Streshneva, Michael fathered 10 children: Michael of Russia Michael I of Russia (Russian: Михаи́л Фёдорович Рома́нов, "Mikhail Fyodorovich Romanov") () became the first Russian Tsar of the House of Romanov after the zemskiy sobor of 1613 elected him to rule the Tsardom of Russia. He was the son of Feodor Nikitich Romanov (later known as Patriarch Filaret) and of Xenia (later known as "the "great nun"" Martha). He was also a nephew of Feodor I (the last Rurikid Tsar) through his great-aunt Anastasia Romanovna (his paternal
Grand Duchess Olga Alexandrovna of Russia named Tchaikovsky she had escaped from revolutionary Russia via Bucharest, where she had given birth to his child. Olga thought the story "palpably false", since Anderson made no attempt to approach Queen Marie of Romania, during her entire alleged time in Bucharest. Olga said: Anderson stated she was in Berlin to inform Princess Irene of Prussia (sister of Tsarina Alexandra and cousin of Tsar Nicholas II) of her survival. Olga commented, "[Princess Irene] was one of the most straightlaced women in her generation. My niece would have known that her condition would have indeed have shocked [her]." Olga met Anderson,