Sitting at a Medieval dinner table. what manners would be expected

The idea of manifest destiny simply stated it was america's destiny to expand from the atlantic ocean to the pacific. the word "destiny" implies an idea that it was within our rights as a nation to expand. in a paragraph of 125+ words, explain what could be wrong with that idea.

Which events are correlated but do not necessarily have a causal relationship?

So i need to know the answer to thisi