When they hanged him, he was America's vanquished foe, likened to Hitler and Stalin for the murderous evil of his ways. What is forgotten is that once, for more than a decade, Saddam Hussein was staunchly supported by the US.
Indeed, it was Washington that supplied him with many of the weapons of mass destruction the dictator used against his foes - weapons that one day would serve as a pretext for the US-led invasion that toppled him.
The dealings between the US and Saddam's Iraq over the quarter of a century before 2003 are a story of deceit, miscalculation and strategic blunders by both sides. And they began, as they would end, in the shadow of a common enemy: Iran.
(snip)
Quietly, the US delivered the technology, weapons and logistical support to prevent Iraq's defeat. Its policy was symbolised by the cordial meeting in Baghdad in December 1983 between Saddam and a certain Donald Rumsfeld, then President Reagan's special envoy to the Middle East. Two decades later, as Secretary of Defence, he would plan the invasion that toppled Saddam.
http://news.independent.co.uk/world/americas/article2114494.ece