Iraq War Deepens Sunni-Shia Divide

Morning Edition, February 15, 2007 · When the United States invaded Iraq four years ago, on March 20, 2003, it didn't set out to deepen the Sunni-Shia divide in the Islamic world. But that may be one of the most important outcomes of the war. -- American leaders told the nation and the world that the Iraqis would view the United States as liberators, not occupiers, that the war would be over quickly, and that Iraq would return to peace.