Catherine I of Russia Catherine I of Russia Catherine I (, born , later known as Marta Samuilovna Skavronskaya; – ) was the second wife of Peter the Great and Empress of Russia from 1725 until her death. The life of Catherine I was said by Voltaire to be nearly as extraordinary as that of Peter the Great himself. There are no documents that confirm her origins. Said to have been born on 15 April 1684 (o.s. 5 April), she was originally named Marta Helena Skowrońska. Marta was the daughter of Samuel Skowroński (later spelt "Samuil Skavronsky"), a Roman Catholic peasant from the Polish–Lithuanian
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':