Andrew Cockburn is the author, with Patrick Cockburn, of Out of the Ashes: The Resurrection of Saddam Hussein. His most recent book is Rumsfeld: His Rise, Fall, and Catastrophic Legacy.
In 1988 US officials helped disguise Saddam's chemical attack on Halabja. But when it came time to justify the 2003 invasion of Iraq, they acted outraged.
When George H.W.