Who is the pig that inspires everyone in Animal Farm?

The pig that inspires everyone in "Animal Farm" is Old Major. He is an elderly boar who shares his vision of a rebellion against human oppression and advocates for animal equality. His revolutionary ideas serve as the catalyst for the animals' uprising and the establishment of Animal Farm, influencing the other animals' aspirations for a better life. Old Major's principles lay the groundwork for the ideology that drives the story forward.