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.
Catherine I of Russia Order of Saint Catherine was instituted by her husband on the occasion of their wedding. Catherine and Peter had twelve children, all of whom died in childhood except Anna and Elizabeth: Upon Peter's death, Catherine found her four siblings, Krystyna, Anna, Karol and Fryderyk, gave them the newly created titles of Count and Countess, and brought them to Russia. In 1724 Catherine was officially crowned and named co-ruler. The year before his death, Peter and Catherine had an estrangement over her support of Willem Mons, brother of Peter's former mistress Anna, and brother to one of the current ladies in