Background
Maksymilian Horwitz was born to a Jewish family in Warsaw, as a son of Gustaw Hortwiz and Julia Kleinmann.
Maksymilian Horwitz was born to a Jewish family in Warsaw, as a son of Gustaw Hortwiz and Julia Kleinmann.
Starting from 1921 he was a senior officer of the Communist International, working in Spain, Belgium and Greece. During The Great Purge, He was arrested by the People’s Commissariat of Internal Affairs on 21 June 1937 and executed on 20 September 1937.
Polish Socialist Party – Left, Communist Party of Poland.
He was a member of the Polish Socialist Party - Left (Parliamentary Private Secretary-Lewica) from 1906 and the Communist Party of Poland (KPP) from 1918 and sat on its Central Committee (1918-1920, 1923-1924) and politburo (1923-1924).