In this scene, Mr. Jones is locking up the barn for the night but because of being drunk, he forgot to lock up the pop holes of the hen house. While all of this was happening all of the farm animals were eager to gather and hear/discuss the dream Old Major had last night.
How the Animals were treated by the Humans
Everyone's lives will be miserable, laborious and short. No animal in England knows the meaning of happiness.
Thereafter, in the midst of the night with Mr. Jones asleep, it was time to hear the dream that they had been waiting for all day. All the different farm animals started to enter the barn from all corners, in which at the front stood Old Major on a raised platform.
Old Major's Dream
Everyone settle down I'll will be telling you guys about my dream.
Furthermore, this scene portrays how the animals are patiently gathered up waiting for Old Major to start his speech about his dream. While Old Major was standing amongst the pigs the barn was filled with scattered chatter from the different animals.
The Singing of the 'Beast of English'
Beasts of England, beast of Ireland!
Displayed in this scene, the animals were fiercely arguing and agreeing about how unjustly they were being treated by the humans, in that they are only consumers. After being shown the reality, the animals concluded they are slaves and will soon be killed.
We should be free!
Portrayed in this scene, Old Major is sharing his thoughts about how peaceful the earth would be if man vanished. All animals live in harmony and the only issue is man not contributing and only consuming. Using the animals as their benefits.
Get rid of humans!
In this scene, Old Major started to sing the song that his mother and other sows used to sing when he was younger. The name of the song is Beast of England. The animals loved the song so much they began not only singing but learning the lyrics of the song. They sang it right through five times.