David Bronstein was later revealed. The rumor that Bronstein was related to the disgraced former Soviet Communist leader Leon Trotsky (whose real family name was Bronstein), was treated as unconfirmed, but doubtful, by Bronstein in his book "The Sorcerer's Apprentice" (1995). This belief could have explained the imprisonment of Bronstein's father. With the tide turning towards an eventual Soviet war victory over the Nazi invaders, Bronstein was able to once again play some competitive chess. His first top-standard Soviet event was the 1944 USSR Championship, where he won his individual game against eventual winner (and soon-to-be world champion) Mikhail Botvinnik. Bronstein moved
Lev Chernyi his revolutionary activities. On his return from Siberia in 1917, Chernyi enjoyed great popularity among Moscow workers as a lecturer, and was at this time one of Russia's leading individualist anarchists and one of anarchism's main ideologues. He was the Secretary and leading theorist of the Moscow Federation of Anarchist Groups, which was formed in March 1917 after the abdication of Tsar Nicholas II and was primarily concerned with disseminating propaganda to Moscow's poorer classes. A personal acquaintance of Lev Kamenev and other leading Bolsheviks, Chernyi denounced the nascent Russian Soviet Republic at a rally on March 5, 1918, declaring