Lev Kamenev Lev Kamenev Lev Borisovich Kamenev (born Leo Rosenfeld or Lev Borisovich Rozenfeld; – 25 August 1936) was a Bolshevik revolutionary and a prominent Soviet politician. He was one of the seven members of the first Politburo, founded in 1917 to manage the Bolshevik Revolution: Lenin, Zinoviev, Kamenev, Trotsky, Stalin, Sokolnikov and Bubnov. Kamenev was the brother-in-law of Leon Trotsky. He served briefly as the equivalent of the first head of state of Soviet Russia in 1917, and from 1923-24 as acting Premier in the last year of Vladimir Lenin's life. Joseph Stalin viewed him as a source of discontent and
Lev Zadov Lev Zadov Lev Nikolaevich Zadov (Zinkovsky) () April 11, 1893 - September 25, 1938, Kiev was chief of military intelligence of the Revolutionary Insurrectionary Army of Ukraine, and later an OGPU operative. Born Lev Zadov, he changed his last name to Zinkovsky. Lev Zadov was born in the Russian Jewish agricultural colony Veselaya. About 1898-1900 his family fell on hard times and moved to Yuzovka, where his father found work as a coachman. Zadov graduated at a Jewish elementary school there and started to work as a manual laborer at a mill, later working at Yuzovka Metallurgical Works. Lev Zadov