Answer:
The historical circumstance that most likely influenced the writing of this passage is:
**Tyranny during Stalin's dictatorship, in which he distorted the tenets of communism**
The passage reflects the disillusionment of the animals on the farm, which can be seen as a commentary on the disillusionment experienced by many under Stalin's rule, where the ideals of communism were corrupt, and there was a climate of fear and oppression.