On Mar. 28, 2004, Paul Bremer, administrator of the American-led Coalition Provisional Authority of Iraq, ordered the closure of al-Hawza, an Arabic-language newspaper that was a sounding board for the Shia cleric Muqtada al-Sadr.  Bremer shut down the weekly paper because he believed it encouraged violence against U.S. troops in Iraq. It was only supposed to last 60 days, but the action would spark a series of events that led to a four-year siege and a series of battles between Coalition...