Final answer:
Rbl Plokhish most likely seeks power, as indicated by historical references to Soviet efforts to consolidate power, enforce ideological compliance, and promote a personality cult around leaders like Stalin.
Step-by-step explanation:
The character of rbl Plokhish appears to be a metaphorical representation of the desires and motivations behind various political movements and leaders throughout history. In the context of this question, where the references are to historical examples of Soviet propaganda and Stalin's speeches, it seems that rbl Plokhish most likely seeks power. The historical references mention the Bolshevik Party's ambition for a worldwide mission of Leninism, Stalin's speeches on the unification and liberation of the populations, and portrayals of the rbl Plokhish wanting to engender prosperity, happiness, and gratitude towards leadership among the population.
The themes reflected in the question suggest that aspiring movements or leaders, similar to rbl Plokhish, aim for the consolidation of power as a means to societal transformation. This is tied to the historical context of the Soviet Union where power was central to the enforcement of ideological compliance and revolutionary goals. The various references to Marxist-Leninist ideological expansion, the use of force as justified by the Cheka, and the intense personality cult surrounding Stalin, point towards the pursuit of power which was often masked as efforts toward societal happiness and prosperity.