Snowball is a key character in George Orwell's novella Animal Farm. He is an intelligent, idealistic, and articulate white pig who helps lead the animals in their rebellion against the human farmer, Mr. Jones. Snowball represents Leon Trotsky, a Russian revolutionary who opposed Joseph Stalin, symbolized by Napoleon in the story

. Snowball is a natural leader and visionary. He is passionate about improving the lives of the animals and proposes ambitious projects like building a windmill to generate electricity, which he believes will benefit the farm. He also focuses on education, introducing literacy to the animals and simplifying the Seven Commandments of Animalism for them. Snowball is brave, organizing the animals during the Battle of the Cowshed to defend the farm from human attack

. Despite his many positive qualities, Snowball has flaws and is ultimately outmaneuvered by Napoleon. Napoleon, who dislikes Snowball's ideas and popularity, uses force to chase him off the farm with trained dogs. After Snowball's expulsion, Napoleon uses him as a scapegoat, blaming him for all problems on the farm and spreading propaganda that Snowball was a traitor and coward

. In summary, Snowball is an intelligent, idealistic pig who plays a crucial role in the early leadership of Animal Farm, advocating for education, innovation, and equality, but is ultimately driven out by his rival Napoleon and vilified thereafter