What was the result of nixson’s opening of diplomatic relations with china

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.

What factors allowed philip ii of macedonia to conquer the greek city-states?

Who was in charge of american troops during world war i?