How do the circumstances in the Animal Farm excerpt relate to the events in the historical passage?

Napoleon has stolen the plans for the windmill from Snowball, just as Stalin took his ideas for industrialization and collectivization from Trotsky.
Napoleon wants to make the farm an industrial power, just as Stalin wanted to make the Soviet Union an industrial power no matter the sacrifices.
Napoleon uses Squealer to communicate his ideas to the animals, just as Stalin used his assistants to spread propaganda to the people.
Napoleon sets forth a five-year plan to build the windmill, just as Stalin launched several five-year plans to build up industry and agriculture in the Soviet Union.