What does Napoleon do to put an end to any opposition on Animal farm?

Napoleon consolidates his power on Animal Farm by employing fear tactics and Propaganda. He uses the dogs he raised to intimidate and silence dissenters, executing those who oppose him, such as the hens during the rebellion over egg production. Additionally, he manipulates language and truth through Squealer, who spreads misleading information to control the narrative and maintain his authority. This combination of violence and propaganda effectively quashes any opposition to his rule.