When did the husband of Rufina Ivanovna Pukhova die?
Kim Philby Harold Adrian Russell "Kim" Philby (1 January 1912 – 11 May 1988) was a high-ranking member of British intelligence who worked as a double agent before defecting to the Soviet Union in 1963. He served as both an NKVD and KGB operative.
Catherine I of Russia Catherine I (Russian: Екатери́на I Алексе́евна , "Yekaterina I Alekseyevna" , born Polish: "Marta Helena Skowrońska" , later known as Marta Samuilovna Skavronskaya; 15 April [O.S. 5 April] 1684 – 17 May [O.S. 6 May] 1727 ) was the second wife of Peter the Great and Empress of Russia from 1725 until her death.