  :I agree.  There were actually several reasons, but: ::For bureaucratic reasons, we settled on one issue, weapons of mass destruction (as justification for invading Iraq) because it was the one reason everyone could agree on. :  Paul Wolfowitz, May 28, 2003, later clarified: ::[W]e have from the beginning had three concerns.  One was weapons of mass destruction, second was terrorism, and ... the third was the abuse of Iraqis by their own government.  And in a sense there was a fourth overriding one, which was the connection between those first two, the connection between the weapons of mass destruction and terrorism. :And later further clarified: ::Let's look at it simply. The most important difference between North Korea and Iraq is that economically, we just had no choice in Iraq. The country swims on a sea of oil. :So, that's five reasons. '''' 