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

Napoleon handpicks the dogs he wants to use to terrorize the animals, just as Stalin personally chose the men he wanted to be in the secret police.
Napoleon’s dogs are loving and faithful to him, just as the members of Stalin’s secret police were loving and faithful to him.
Napoleon’s dogs are only a temporary threat to animals who disagree with him, just as Stalin’s secret police did not have a lasting effect on dissenters.
Napoleon uses his dogs to protect himself and oppress his opponents, just as Stalin used the secret police to shut down his opponents.