What event sparked the animals' rebellion in Animal Farm?

To answer this
question, take a look at . According to the narrator, Mr. Jones went to the Red Lion pub at
Willingdon on a Saturday. He got drunk and did not come home until the next day, after which he
promptly fell asleep. In his absence, the farm workers have milked the cows and then gone out
rabbiting. What is important here is that neither Mr. Jones nor his farm workers fed the
animals. The animals have been without food for over twenty-four
hours.

As a result of their hunger, one of the cows breaks
down the door of the farm store shed. This allows the animals to help themselves to...