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
Anna of Russia necessary for someone to be in an important position in the military. As time went on though, the program was later improved by other emperors and empresses, such as Catherine the Great. They began to include the arts and sciences into their schooling, rather than just the knowledge that is considered necessary for only a career in the military. Started by Peter the Great, Anna continued to fund the Russian Academy of Science. The point of this school was to further the sciences in Russia and to help bring the country that was so far behind up to where the