One of the Moral lessons in this story is that experiences can change people. for instance the change of Mally's character. Also people have to put aside conflict and differences and trust each other.
Explanation:
The Tringo's and Gullivers families are always at conflict over the Authority of seaweed in a cove, Mally and Barty always compete over the seaweed. but when Barty fell into a waterhole, and Mally risking her own life to save him despite their differences, she discovered in his unconscious state that she loved him. at this point she experiences a transformation, she initially despised Barty but now she battles with her inner feelings in order to not despise him anymore.
Barty's parents accused Mally of murdering their son when he was still lying unconscious, but Barty later woke up and everything was revealed and both lived happily ever after.
Explanation: luke ( thats the theif name i think) stole the bolt because his dad didn't care about him and posidin never helped his son and left percys mom on her own.
This is of course a somewhat subjective question, but most would agree that it is generally not acceptable for the US to engage in unilateral rather than multilateral military action overseas, unless there is a direct threat to the safety of the US, since there is almost always collateral damage in these attacks.