So do you think that America is cursed?
What, exactly and in the sense you use it, is a curse?
How do curses work? (The answer must not contain reference to magic or other supernatural causes.)
Who is able to curse things and what powers do they have to do this?
Simpleton answers like, "A curse is something you say and it happens." will score 0 marks, we want to know the physical mechanism relating the words to the event.