...based on "flawed intelligence". Bush and Cheney were not misled by flawed intelligence; they used flawed intelligence to mislead.
Refusing to admit that invading and occupying Iraq was a mistake just may be the only thing that Cheney hasn't lied about
Redrawing the Middle East: A blast from the past, Rachel Maddow & team (promo video) covered this question:
Why We Did It: The invasion of Iraq
In case anyone missed this well researched documentary. It's really put together, pulls no punches and worth a look see - imo - especially with every republican vying for the presidency trying to erase from our minds the reason they are all unfit for public office. Even Rand Paul, if for many different reasons
Also too: try the full-screen option on the lowest, far right hand side of the video window - it's cool
With more information on the calculated deception used to further the neo-cons "Project for a “New Middle East” and my own more recent thoughts on the fear-based "conservative" neo-con agenda, more than confirmed by Paul Waldman's precision exposure of the fear-mongering GOP and what they amount to on a good day.. iow's showing their truer unfeigned selves
With this added information by Meteor Blades (May of 2015):
Open thread for night owls. A reprise: 'Lies, Damned Lies, a Searchable Database of Lies'
..which links to earlier work by MB (2008):
Lies, Damned Lies, a Searchable Database of Lies