"The flag was green, Snowball explained, to represent the green fields of England, while the hoof and horn signified the future Republic of the Animals which would arise when the human race had been finally overthrown. Napoleon was like Joseph Stalin. Napoleons dogs acted like Joseph Stalin's police men. The pigs tell the animals that all men are enemies and all animals are comrades. At the end of the book Napoleon Takes off the hoof and the horn from the flag.