War Debt 0
A number of the supporters of the Iraq War suggested that the effort would pay for itself. For a long list of quotations, with citations, go here
Looks like they were right, though not in the way they intended (emphasis added):
According to a classified United States government report, a copy of which was obtained by the newspaper, groups responsible for many of the insurgent and terrorist attacks are raising an estimated $70 million to $200 million a year from illegal activities.
These folks should never have been allowed to play with guns.