Jones and the other farmers returned and the Battle of the Cowshed began.Jones came back to get the farm back and brought farmers and weapons. The animals, Jones, and the other farmers started the battle. However, the animals had a plan. Snowball lead the ambushes and attacks in the battle, but Napoleon did not take part of this battle.
While in battle, Snowball was shot and was honored an award along with Boxer. Boxer stunned a farmer by kicking him to hard and thought he had killed him. Snowball also led the battle and ambushes. At the end of the battle, the animals won and Jones, and the other farmers retreated.
Snowball was expelled from Animal Farm and chased my Napoleon's loyal dogs because he made Napoleon jealous because he did not like the attention that was given to Snowball when Snowball gave the idea of the windmill. This caused Napoleon to expel him from Animal Farm.
After Snowball getting expelled from Animal Farm, Napoleon declared that the windmill will be built. For this to happen the animals need to put in hard work and dedication. This would also mean the animals need to cut their rations. After Snowball's expulsion, Napoleon became the leader of Animal Farm and made the decisions for all the animals.