What happens after the exchange with Frederick regarding the timber?

The outcome of the exchange with Frederick centers around the tension and betrayal that arises from the trade between the pigs and the humans. After Napoleon allows Frederick to pay for the timber with counterfeit money, Frederick and his men attack Animal Farm in a show of aggression. This demonstrates the theme of betrayal and the constant danger that comes from the humans, who are depicted as untrustworthy and hostile to the animals' independence.

The attack signifies a pivotal moment in the narrative as it reveals the vulnerability of the animals despite their earlier triumphs. It also highlights the escalating conflict between the ideals of Animalism and the harsh realities of dealing with humans. In the aftermath of the attack, the animals face significant struggles, illustrating the consequences of reliance on human allies and the fragility of their revolution.