The Tripartite Agreement served as a warning toward the United States.
It forced the sons to respect their father through fear of an extremely harsh punishment, though I'm not sure. Hope I helped. Good luck!!
A is for Agreeable, a breeze to get along with
R is for Refreshing, stimulating company
I is for Incredible, you raise the bar for greatness
A is for Alluring, drawing people in
L is for Light-hearted, you have an easy laughter
