Answer:
They would have harmed all of the animals and insects living within the forest,
and they would be brutally breaking their promise from before by making the deaths of the people who sacrificed their lives for the trees and animals look meaningless, and the king would be breaking his promise to the people by falsely telling them fake information
Jesse SWIM across, Does that sound right? NO! So cancel that word out of the selection and we are left with.. Jesse SWUM across and Jesse SWAM across. I would go with SWUM, because swam sounds more like a present kind of thing, and they are talking about last summer. So He SWUM.
Can you post the scenarios?