23 November 2006 Sadr City bombings
The 2006 Sadr City bombings were a series of car bombs and mortar attacks in Iraq that occurred on 23 November at 15:10 Baghdad time (12:10 Greenwich Mean Time) and ended at 15:55 (12:55 UTC). Six car bombs and two mortar rounds were used in the attack on the Shia slum in Sadr City.
Source: Wikipedia — 23 November 2006 Sadr City bombings (CC BY-SA 4.0)