: The "Bolsheviks" (meaning "majority") led by Vladimir Lenin, favored a small, professional, and highly disciplined party of revolutionaries.
: This process aimed to purge internal dissent and ensure that communist parties worldwide acted as disciplined extensions of the Soviet revolutionary model. 3. Societal Bolshevisation
Bolshevism emerged from a 1903 split within the Russian Social Democratic Labor Party (RSDLP).
: In 1920, any socialist party wishing to join the Comintern had to "bolshevise" by adopting strict conditions, including the expulsion of reformists and the establishment of a centralized "democratic centralist" structure.