Catherine I of Russia wife. It is clear that Menshikov and Marta formed a lifetime alliance. It is possible that Menshikov, who was quite jealous of Peter's attentions and knew his tastes, wanted to procure a mistress on whom he could rely. In any case, in 1703, while visiting Menshikov at his home, Peter met Marta. In 1704, she was well established in the Tsar's household as his mistress, and gave birth to a son, Peter. In 1705, she converted to Orthodoxy and took the new name of Catherine Alexeyevna ("Yekaterina Alexeyevna"). She and Darya Menshikova accompanied Peter and Menshikov on their military excursions.
Princess Catherine Ivanovna of Russia from the capital and her mother followed her husband into exile. Catherine and her brother Vsevolod remained in the care of her grandmother, the Grand Duchess Elizaveta Mavriekievna of Russia. On 18 July 1918, their father Prince John was killed, and their mother Princess Jelena was arrested and spent several months in Soviet prisons. Grand Duchess Elizabeth was able to take Catherine and her brother to Sweden. Sometime later, they were reunited with their mother. The family lived in Serbia, then moved to England. There, Catherine received an excellent education, although she never learned the Russian language because her mother,