Catherine I of Russia to bribe the Ottoman grand vizier Baltacı Mehmet Pasha into allowing a retreat. Mehmet allowed the retreat, whether motivated by the bribe or considerations of trade and diplomacy. In any case Peter credited Catherine and proceeded to marry her again (this time officially) at Saint Isaac's Cathedral in St. Petersburg on 9 February 1712. Catherine was Peter's second wife; he had previously married and divorced Eudoxia Lopukhina, who had borne him the Tsarevich Alexis Petrovich. Upon their wedding, Catherine took the style of her husband and became Tsarina. When Peter elevated the Russian Tsardom to Empire, Catherine became Empress. The
Great Russia Great Russia Great Russia, sometimes Great Rus' (, , , , , ), is an obsolete name formerly applied to the territories of "Russia proper", the land that formed the core of Muscovy and later Russia. This was the land to which the ethnic Russians were native and where the ethnogenesis of (Great) Russians took place. The name is said to have come from the Greek , used by Byzantines for the northern part of the lands of Rus'. From 1654–1721, Russian Tsars adopted the word - their official title included the wording (literal translation): "The Sovereign of all Rus':