Leon Trotsky politically marginalised by Stalinism, Trotsky continued to argue for a united front against fascism in Germany and Spain. According to Joseph Choonara of the British Socialist Workers Party in "International Socialism", his articles on the united front represent an important part of his political legacy. Leon Trotsky Leon Trotsky (; born Lev Davidovich Bronstein; – 21 August 1940) was a Russian revolutionary, Marxist theorist, and Soviet politician whose particular strain of Marxist thought is known as Trotskyism. Initially supporting the Menshevik Internationalists faction within the Russian Social Democratic Labour Party, he joined the Bolsheviks ("majority") just before the 1917 October
Lev Pitaevskii Lev Pitaevskii Lev Petrovich Pitaevskii ( ; born 1933) is a Russian theoretical physicist, who made contributions to the theory of quantum mechanics, electrodynamics, low-temperature physics, plasma physics, and condensed matter physics. Together with Evgeny Lifshitz and Vladimir Berestetskii, Lev Pitaevskii has also been the co-author of a few volumes of the influential Landau–Lifschitz "Course of Theoretical Physics" series. His academic status is professor. Pitaevskii was born on January 18, 1933, in Saratov. He graduated from Saratov State University in 1955. In 1958 he joined the staff of the Institute of Physical Problems of the Russian Academy of Sciences. In