Although completely suppressed in the U.S. media, the answer to the Iraq enigma is simple yet shocking - it an an oil CURRENCY war. The Real Reason for this upcoming war is this administration's goal of preventing further OPEC momentum towards the euro as an oil transaction currency standard. However, in order to pre-empt OPEC, they need to gain geo-strategic control of Iraq along with its 2nd largest proven oil reserves. This lengthy essay will discuss the macroeconomics of the "petro-dollar" and the unpublicized but real threat to U.S. economic hegemony from the euro as an alternative oil transaction currency.
http://www.rense.com/general34/realre.htm
Rense is a monumentally unreliable source, and this theory has been debunked so often and so conclusively that it's really not worth repeating.

There is a harebrained conspiracy theory "explanation" for just about everything that happens in the world. Their omnipresence does not mean they have any connection to reality.