20 March,2003 -President Bush announces the start of a war against Iraq. Allied forces begin the campaign with strikes on military targets, including an attempt to kill Saddam Hussein. April9,2003 Saddam Hussein's rule collapses in a matter of hours as much of Baghdad comes under American control. Across much of the capital, Iraqis take to the streets to topple statues of Mr. Hussein, loot government ministries and interrogation centers, and give a cheering, often tearful welcome to advancing American troops