Lev Kamenev arrested in 1902, ending his formal education. From that point on, he worked as a professional revolutionary, and was active in the capital St. Petersburg, Moscow and Tiflis. He adopted the surname Kamenev during this period. In the early 1900s, he married Olga Bronstein, a fellow Marxist (and younger sister of Leon Trotsky, who had also adopted a different surname). The couple had two sons together. Kamenev joined the Communists in 1901. He took a brief trip abroad in 1902, meeting Russian social democratic leaders living in exile, including Vladimir Lenin, whose adherent and close associate he became. He also
Lev Lvovich Tolstoy Lev Lvovich Tolstoy Count Lev Lvovich Tolstoy (; 1 June (Old style: 20 May) 1869 – 18 October 1945) was a Russian writer, and the fourth son of Leo Tolstoy. Lev Lvovich, whom his father once called "Leo Tolstoy, Junior" was a fairly well known and respected belletristic author and playwright in pre-Revolutionary Russia. Although he had enjoyed good relations with his parents, by the 1890s Lev Lvovich had come to doubt his father’s religious and moral teachings, eventually becoming an ardent monarchist and Russian patriot. While living in exile after the Russian Revolution in Sweden, he became a vocal