There is one small but fundamental problem with your example: USSR was a state capitalism and not a socialist "state". Lenin expected a socialist revolution in

There is one small but fundamental problem with your example: USSR was a state capitalism and not a socialist "state". Lenin expected a socialist revolution in Germany while it failed. It failed and freikorps killed Rosa Luxemburg and Karl Liebknecht. For sure you cannot have a socialism in s backward country like Russia. Socialism, in Marxism-Leninism, as a science, is the dialectical negation of capitalism.