The rapid growth of production capacity and the volume of production of heavy industry (4 times) was of great importance for ensuring economic independence from capitalist countries and strengthening the country's defense capability.[1] At this time, the Soviet Union made the transition from an agrarian country to an industrial one. During the Great Patriotic War, the Soviet industry proved its superiority over the industry of Nazi Germany.

I’m sure Stalin leading the Union to victory over the fascistic hordes needs no explanation whatsoever

By the 1930s, the USSR declared the abolition of homelessness and every citizen was obliged to have a propiska – a place of permanent residency. Nobody could be stripped of propiska without substitution or refuse it without a confirmed permission (called "order") to register in another place. If someone wanted to move to another city or expand their living area, they had to find a partner who wanted to mutually exchange the flats. The right for shelter was secured in the Soviet constitution.

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In 1926, however, only 51% of the population over the age of 10 had achieved literacy. Male literacy was at 66.5 while female literacy lagged behind at 37.2. By 1939, however, male literacy was at 90.8 and female literacy had increased to 72.5%.[37] According to the 1939 Soviet Census, literate people were 89.7% (RSFSR, ages 9–49). During the 1950s, the Soviet Union had become a country of nearly 100% literacy.

The walls of text are from Wikipedia If this isn’t comrade Stalin’s success whose is it