Animal Farm

Animal Farm is a really acrimonious book written by George Orwell.  At the start of the book, Old Major is telling his dream to the animals similar to Marx and Engels Communist doctrine and propaganda in the country under the influence of a group of communists.  In Animal Farm they make some rules like: "Four legs good, two legs bad", "All animals are friends" that same as international communism of Marx and Engels called for the world proletariat to unite the slogan. The song "Beast of England" means  the internationale but after old Major dies, Napoleon and  Snowball start  to go against each other, and Napoleon Expulsion of Snowball, that correspond Stalin came to power.
   However, the pigs didn't make other animals have a better life, he star to tamper with the "Seven Commandments",  killed other animals and the pigs change to humans, that shows same in history the Soviet Union will lay, so that the legalization down "socialist" in the skin of exploitation.

  Orwell uses the process of how animals built their farm to reproduce the history of the former Soviet Union development.