What was the major goal of Joseph Stalin's five-year plans in the Soviet Union?

In 1928, he proposed the first of several "five-year plans" aimed at building heavy industry, improving transportation, and increasing farm output. He brought all economic activity under government control The government owned all businesses and distributed resources.

transform the Soviet Union into an industrial power

expand the Soviet Union’s borders to include warm-water ports

encourage communist revolutions in the colonies of the European powers

reduce the amount of foreign aid coming from the Western Hemisphere

Explanation:

study of past cultures