Orwell explores the idea of power leading to corruption ... kick them off the farm. The pigs use the power of speech or rhetoric to maintain their control of the other animals.

One of the Commandments is 'All animals are equal'. However, this equality is short-lived and the pigs begin to bend the rules until inequality returns to the farm. How does Orwell show this?

While George Orwell’s Animal Farm has long been recognised as a tale of power, corruption ... that it is impossible to look away. As the pigs finally make their deal with the human farmers ...