Alexander The Great's generals divided into 3 kingdoms ruled by his former commander
It makes them more independent. If they had a limitless amount of terms, they could just vote for whatever was suitable at that time and keep their political power. Since they won't be able to stay in the congress longer, then they can vote whatever they want because there's nothing that will affect whether or not they get elected again.
A fable is like a short story that is typically about animals and always has a moral. These are used to teach future generations valuable lessons, and thus are passed on.
To reduce the influence of Spanish/Portuguese colonizers in the region so the USA could be considered the only major power in that area.
