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
Alexander Bronstein Alexander Bronstein Alexander Bronstein (; born June 15, 1954 in Leningrad, USSR) is an entrepreneur and billionaire currently living in Tallinn, Estonia. He is an Estonian citizen. Bronstein is well known in Jewish circles and is vice president of the Eurasian Jewish congress. A keen philanthropist, he sponsored the building of the first synagogue and community centre in Estonia. Son of academic and World War II veteran (Mikhail Bronstein). Alexander Bronstein was born in 1954 in Leningrad. Anti-semitism drove the family to Tallinn, Estonia in 1956. In 1976 Bronstein graduated from Tartu State University with a degree in Applied Mathematics,