: He posited that world capitalism was most vulnerable at its "weakest link"—developing or colonial countries like Russia—rather than just the most advanced industrial nations.

The application of these theories was often shaped by the chaos of the Russian Civil War : Leninism Under Lenin by Marcel Liebman: Review

: Lenin argued that workers would not spontaneously develop revolutionary consciousness beyond simple trade unionism. Instead, a disciplined, professional party of "vanguards" was required to lead the revolution.

: This concept involved the seizure of state power by the working class (led by the Party) to suppress the bourgeoisie and begin the transition to communism . Leninism in Practice (1917–1924)