Tens of thousands of Iraqis marched from the working class districts of Sadr City to the centre of Baghdad on Saturday to denounce moves by the Iraqi government of Prime Minister Nouri al-Maliki to finalise a security agreement with the Bush administration. The pact is intended to provide a fig-leaf of legality for the ongoing occupation of Iraq by the US military after a United Nations mandate expires on December 31. You Tube: Raw Video: Massive Baghdad Protest.