Napoleon initially abuses his power by usurping authority with the help of his nine ferocious dogs, which chase Snowball off the farm and strike fear in all of the animals. Napoleon immediately begins abusing his power by forcing the animals to work long hours to complete the windmill. Answer: Napoleon executed the traitors to scare the other animals and keep them from speaking their thoughts/ as an example to the other animals to show them what will happen in they go against him.