History of Russia (1721–96) drills on the Russian army, and depriving Russia of a military victory by establishing his sudden alliance with Prussia. Making use of the discontent and fearing for her own position, Peter III's wife, Catherine, deposed her husband in a coup, and her lover's brother, Aleksey Orlov, subsequently murdered him, so in June 1762 Catherine became Catherine II, empress of Russia. Peter the Great had two wives, Yevdokiya Lopukhina (the daughter of a minor noble) and Marfa Skavronskaya (a Lithuanian peasant, renamed Catherine after her conversion to Orthodoxy). Catherine I's rise through Peter I's Table of Ranks from a simple peasant
Tsarevna Praskovya Ivanovna of Russia Tsarevna Praskovya Ivanovna of Russia Praskovya Ivanovna (1694–1731) was a Russian tsarevna, daughter of Tsar Ivan V of Russia and Praskovia Saltykova. She was the niece of Tsar Peter the Great and the sister of Empress Anna Ivanovna. Praskovya's father died in 1696 and she was raised with her sisters, Catherine and Anna, at the estate awarded to her mother by Tsar Peter, Izmaylovo Estate in Moscow. She was tutored in literature and the sciences by German teachers. Praskovya was described by the Spanish ambassador in comparison to her sisters as lacking in intelligence, in addition to being very sickly.