Why do some Americans get so vehemently abusive when someone asks a question pertaining to the multitude of...?

Just take a step back and notice how silly the theory is, and how silly you look for believing it. Yes it's rude to shout insults over a computer screen, but you have to understand that to us who are living in the real world, and not in fantasy land, that the ideas espoused by the NWO crowd are just utter obnoxious nonsense.