Olga Kameneva Olga Kameneva Olga Davidovna Kameneva (, ; 1883 – 11 September 1941) (née Bronstein — Бронштейн) was a Russian Bolshevik revolutionary and a Soviet politician. She was the sister of Leon Trotsky and the first wife of Lev Kamenev. Olga Bronstein was born in Yanovka, Kherson Governorate, Russian Empire (present-day Kirovohrad Oblast, Ukraine), a small village 15 miles from the nearest post office. She was one of two daughters of a wealthy but illiterate farmer, David Leontyevich Bronstein (or Bronshtein, 1847–1922), a Jewish colonist, and Anna Lvovna (née Zhivotovskaya) (1850–1910). Although the family was of Jewish extraction, they were not
Lev Zinder family (without Lev Rafailovich) moved from town to town: Kirov, Sevetek, Vladimir. In 1944 they returned to Leningrad and Lev Zinder got the medal for Victory over Germany. Later, since 1945 till 1995 Lev Zinder taught at Leningrad State University and on 23 August he died. He was buried at Serafim’s cemetery. Lev Rafailovich Zinder famous scientific proceedings: Lev Zinder Lev Rafailovich Zinder (8 January 1904 - 23 August 1995) was Russian linguist in German philology. Lev Zinder was born in 1904 in Kiev. When he was eight, he entered the third gymnasium in Kiev, but finished only six forms